diff --git a/action-api/pom.xml b/action-api/pom.xml
index 802f8771399..29b2d314e5c 100644
--- a/action-api/pom.xml
+++ b/action-api/pom.xml
@@ -15,7 +15,7 @@
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         <artifactId>powsybl-core</artifactId>
-        <version>6.4.0-SNAPSHOT</version>
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     <artifactId>powsybl-action-api</artifactId>
diff --git a/action-ial/action-ial-dsl-spi/pom.xml b/action-ial/action-ial-dsl-spi/pom.xml
index ec11ffeef35..35eba65d598 100644
--- a/action-ial/action-ial-dsl-spi/pom.xml
+++ b/action-ial/action-ial-dsl-spi/pom.xml
@@ -15,7 +15,7 @@
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     <artifactId>powsybl-action-ial-dsl-spi</artifactId>
diff --git a/action-ial/action-ial-dsl/pom.xml b/action-ial/action-ial-dsl/pom.xml
index 07028cb7933..dd111bf2ba4 100644
--- a/action-ial/action-ial-dsl/pom.xml
+++ b/action-ial/action-ial-dsl/pom.xml
@@ -15,7 +15,7 @@
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     <artifactId>powsybl-action-ial-dsl</artifactId>
diff --git a/action-ial/action-ial-simulator/pom.xml b/action-ial/action-ial-simulator/pom.xml
index 52e1ce325e8..ef9febcdb0a 100644
--- a/action-ial/action-ial-simulator/pom.xml
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diff --git a/action-ial/action-ial-util/pom.xml b/action-ial/action-ial-util/pom.xml
index 9415c93ad31..8624db5fbbc 100644
--- a/action-ial/action-ial-util/pom.xml
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@@ -15,7 +15,7 @@
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diff --git a/action-ial/pom.xml b/action-ial/pom.xml
index b36754b36e9..931e1bb23a3 100644
--- a/action-ial/pom.xml
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@@ -15,7 +15,7 @@
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     <packaging>pom</packaging>
diff --git a/ampl-converter/pom.xml b/ampl-converter/pom.xml
index 2350676a03a..32a7b3a6f68 100644
--- a/ampl-converter/pom.xml
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diff --git a/ampl-executor/pom.xml b/ampl-executor/pom.xml
index b00ab84ac34..8be85a04f9e 100644
--- a/ampl-executor/pom.xml
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@@ -15,7 +15,7 @@ this
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diff --git a/cgmes/cgmes-completion/pom.xml b/cgmes/cgmes-completion/pom.xml
index 5b18d04b3cf..9dfeb84cfb4 100644
--- a/cgmes/cgmes-completion/pom.xml
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diff --git a/cgmes/cgmes-conformity/pom.xml b/cgmes/cgmes-conformity/pom.xml
index 2b5f215d758..b506356e8d7 100644
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diff --git a/cgmes/cgmes-conversion/pom.xml b/cgmes/cgmes-conversion/pom.xml
index 44e1a2f94b8..94ad6e14420 100644
--- a/cgmes/cgmes-conversion/pom.xml
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diff --git a/cgmes/cgmes-extensions/pom.xml b/cgmes/cgmes-extensions/pom.xml
index 077258ce1d6..055b6090610 100644
--- a/cgmes/cgmes-extensions/pom.xml
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diff --git a/cgmes/cgmes-gl/pom.xml b/cgmes/cgmes-gl/pom.xml
index 355effae73b..f522184064f 100644
--- a/cgmes/cgmes-gl/pom.xml
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diff --git a/cgmes/cgmes-measurements/pom.xml b/cgmes/cgmes-measurements/pom.xml
index 3ec2792c8e3..65afc6e5c69 100644
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diff --git a/cgmes/cgmes-model-alternatives/pom.xml b/cgmes/cgmes-model-alternatives/pom.xml
index 41edce55dd2..d172da5a3fe 100644
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diff --git a/cgmes/cgmes-model-test/pom.xml b/cgmes/cgmes-model-test/pom.xml
index c5fd1eef39f..7604d6b8720 100644
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diff --git a/cgmes/cgmes-model/pom.xml b/cgmes/cgmes-model/pom.xml
index 175e89a4636..7bcba30c59f 100644
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diff --git a/cgmes/cgmes-shortcircuit/pom.xml b/cgmes/cgmes-shortcircuit/pom.xml
index 91a7033cb9b..deb5a206a32 100644
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diff --git a/cgmes/pom.xml b/cgmes/pom.xml
index 5d7d2c1e5c1..1b9d43ceaf5 100644
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diff --git a/cim-anonymiser/pom.xml b/cim-anonymiser/pom.xml
index 8ee1126258b..89661aedfcd 100644
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diff --git a/commons-test/pom.xml b/commons-test/pom.xml
index 9cd0343d983..e2130c2a575 100644
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diff --git a/commons/pom.xml b/commons/pom.xml
index 0627d408916..69fdf93a4ee 100644
--- a/commons/pom.xml
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diff --git a/computation-local-test/pom.xml b/computation-local-test/pom.xml
index 5183714146a..1bde00f4104 100644
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diff --git a/computation-local/pom.xml b/computation-local/pom.xml
index 4608b4ebd24..811aeab3cd5 100644
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diff --git a/computation/pom.xml b/computation/pom.xml
index cc48619c300..de8632e8518 100644
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diff --git a/config-classic/pom.xml b/config-classic/pom.xml
index 4092251a08f..c0e9276a646 100644
--- a/config-classic/pom.xml
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diff --git a/config-test/pom.xml b/config-test/pom.xml
index f0ce9f27b4d..400c50c14a1 100644
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diff --git a/contingency/contingency-api/pom.xml b/contingency/contingency-api/pom.xml
index 501a9ad55fa..02619efdb06 100644
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diff --git a/contingency/contingency-dsl/pom.xml b/contingency/contingency-dsl/pom.xml
index 0b8250a6d2a..620ffb5de0d 100644
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diff --git a/contingency/pom.xml b/contingency/pom.xml
index c6250ec7b7f..3a809ccbd5e 100644
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diff --git a/distribution-core/pom.xml b/distribution-core/pom.xml
index 61601b8190a..d15fac9c312 100644
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diff --git a/dsl/pom.xml b/dsl/pom.xml
index aa6b7df8055..067f526a382 100644
--- a/dsl/pom.xml
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diff --git a/dynamic-security-analysis/pom.xml b/dynamic-security-analysis/pom.xml
index 5684b4f4fc5..fc8a864df90 100644
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diff --git a/dynamic-simulation/dynamic-simulation-api/pom.xml b/dynamic-simulation/dynamic-simulation-api/pom.xml
index ccd725415e7..93d40f3e336 100644
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diff --git a/dynamic-simulation/dynamic-simulation-dsl/pom.xml b/dynamic-simulation/dynamic-simulation-dsl/pom.xml
index f8d3fd0e595..f7e891a01be 100644
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diff --git a/dynamic-simulation/dynamic-simulation-tool/pom.xml b/dynamic-simulation/dynamic-simulation-tool/pom.xml
index 831838ade7e..46354877531 100644
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diff --git a/dynamic-simulation/pom.xml b/dynamic-simulation/pom.xml
index 59cd89a5941..96624ee80e2 100644
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diff --git a/entsoe-util/pom.xml b/entsoe-util/pom.xml
index c34b6a71197..196fd3aa531 100644
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index cfda88f4ca4..e9faf64079a 100644
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index 93cce5ad818..6671f8034ec 100644
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diff --git a/ieee-cdf/pom.xml b/ieee-cdf/pom.xml
index 1d00247b55e..dfbcd4467aa 100644
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diff --git a/iidm/iidm-api/pom.xml b/iidm/iidm-api/pom.xml
index 5032500eecc..198128d4258 100644
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+++ b/iidm/iidm-api/pom.xml
@@ -15,7 +15,7 @@
     <parent>
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         <artifactId>powsybl-iidm</artifactId>
-        <version>6.4.0-SNAPSHOT</version>
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     <artifactId>powsybl-iidm-api</artifactId>
diff --git a/iidm/iidm-comparator/pom.xml b/iidm/iidm-comparator/pom.xml
index 17239139110..e0105a3d1e6 100644
--- a/iidm/iidm-comparator/pom.xml
+++ b/iidm/iidm-comparator/pom.xml
@@ -15,7 +15,7 @@
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-        <version>6.4.0-SNAPSHOT</version>
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     <artifactId>powsybl-iidm-comparator</artifactId>
diff --git a/iidm/iidm-criteria/pom.xml b/iidm/iidm-criteria/pom.xml
index e1e52d700a2..55fc19b1b8e 100644
--- a/iidm/iidm-criteria/pom.xml
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@@ -16,7 +16,7 @@
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diff --git a/iidm/iidm-extensions/pom.xml b/iidm/iidm-extensions/pom.xml
index ddf092b3d92..635ca4da2e2 100644
--- a/iidm/iidm-extensions/pom.xml
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@@ -15,7 +15,7 @@
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diff --git a/iidm/iidm-geodata/pom.xml b/iidm/iidm-geodata/pom.xml
index 81e3e0edd2d..3caf0b95f84 100644
--- a/iidm/iidm-geodata/pom.xml
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@@ -14,7 +14,7 @@
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diff --git a/iidm/iidm-impl/pom.xml b/iidm/iidm-impl/pom.xml
index b87f52f857e..670edaa7486 100644
--- a/iidm/iidm-impl/pom.xml
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diff --git a/iidm/iidm-modification/pom.xml b/iidm/iidm-modification/pom.xml
index 7bb1c8e4dd1..ad714b1b085 100644
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diff --git a/iidm/iidm-reducer/pom.xml b/iidm/iidm-reducer/pom.xml
index e45b02df275..045cf445899 100644
--- a/iidm/iidm-reducer/pom.xml
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@@ -15,7 +15,7 @@
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diff --git a/iidm/iidm-scripting/pom.xml b/iidm/iidm-scripting/pom.xml
index 603cd26b09c..9c7925b9b6b 100644
--- a/iidm/iidm-scripting/pom.xml
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diff --git a/iidm/iidm-serde/pom.xml b/iidm/iidm-serde/pom.xml
index e6346655f95..ff514682328 100644
--- a/iidm/iidm-serde/pom.xml
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diff --git a/iidm/iidm-tck/pom.xml b/iidm/iidm-tck/pom.xml
index d84e137458f..47dc1d85d91 100644
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diff --git a/iidm/iidm-test/pom.xml b/iidm/iidm-test/pom.xml
index 34be832182e..b3ec1d6782f 100644
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diff --git a/iidm/pom.xml b/iidm/pom.xml
index 15e69c2175a..f3a1758ec0d 100644
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diff --git a/itools-packager/pom.xml b/itools-packager/pom.xml
index 4df50564b1e..2ea8e9072ef 100644
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diff --git a/loadflow/loadflow-api/pom.xml b/loadflow/loadflow-api/pom.xml
index e8b2af9e124..26607a8bc2e 100644
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index 7527505f2eb..b1123880735 100644
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diff --git a/loadflow/loadflow-scripting/pom.xml b/loadflow/loadflow-scripting/pom.xml
index b0ee4890ba0..b6f79e4f367 100644
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diff --git a/loadflow/loadflow-validation/pom.xml b/loadflow/loadflow-validation/pom.xml
index d329a6eec5a..f29ae3a4582 100644
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index db75017b0a7..a684c7b14f1 100644
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diff --git a/math/pom.xml b/math/pom.xml
index aef1869cc32..b7746a65208 100644
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diff --git a/matpower/matpower-converter/pom.xml b/matpower/matpower-converter/pom.xml
index 124c781fbbd..1cf26ed7f71 100644
--- a/matpower/matpower-converter/pom.xml
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diff --git a/matpower/matpower-model/pom.xml b/matpower/matpower-model/pom.xml
index 70bd0c09726..ae307f30aec 100644
--- a/matpower/matpower-model/pom.xml
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index 27da617b2a4..5c53d1aa3b7 100644
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diff --git a/pom.xml b/pom.xml
index d7e5eb4dc3b..aa6d70d48e8 100644
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     <name>powsybl</name>
diff --git a/powerfactory/pom.xml b/powerfactory/pom.xml
index a2a16ec08de..6dc54475cfa 100644
--- a/powerfactory/pom.xml
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diff --git a/powerfactory/powerfactory-converter/pom.xml b/powerfactory/powerfactory-converter/pom.xml
index 7ee0d9abc33..0083be6327b 100644
--- a/powerfactory/powerfactory-converter/pom.xml
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diff --git a/powerfactory/powerfactory-db/pom.xml b/powerfactory/powerfactory-db/pom.xml
index 8448104d936..4018b3b3326 100644
--- a/powerfactory/powerfactory-db/pom.xml
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diff --git a/powerfactory/powerfactory-dgs/pom.xml b/powerfactory/powerfactory-dgs/pom.xml
index ac9e5354953..169f7c8b301 100644
--- a/powerfactory/powerfactory-dgs/pom.xml
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diff --git a/powerfactory/powerfactory-model/pom.xml b/powerfactory/powerfactory-model/pom.xml
index b8da7347794..71a175228ba 100644
--- a/powerfactory/powerfactory-model/pom.xml
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diff --git a/psse/pom.xml b/psse/pom.xml
index 6ae42afb447..9385de93a4a 100644
--- a/psse/pom.xml
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diff --git a/psse/psse-converter/pom.xml b/psse/psse-converter/pom.xml
index bd3d5220860..96b6d53873d 100644
--- a/psse/psse-converter/pom.xml
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     <modelVersion>4.0.0</modelVersion>
 
diff --git a/psse/psse-model-test/pom.xml b/psse/psse-model-test/pom.xml
index 1c2c03fb68b..d7ec00c2029 100644
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@@ -13,7 +13,7 @@
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diff --git a/psse/psse-model/pom.xml b/psse/psse-model/pom.xml
index c9567117589..105fbc10bb3 100644
--- a/psse/psse-model/pom.xml
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diff --git a/scripting-test/pom.xml b/scripting-test/pom.xml
index ab751207ab3..080dbac78f3 100644
--- a/scripting-test/pom.xml
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diff --git a/scripting/pom.xml b/scripting/pom.xml
index c1d0c90c3a6..cd114c0c6cf 100644
--- a/scripting/pom.xml
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diff --git a/security-analysis/pom.xml b/security-analysis/pom.xml
index 303cfa03b55..c2a454d17dd 100644
--- a/security-analysis/pom.xml
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diff --git a/security-analysis/security-analysis-api/pom.xml b/security-analysis/security-analysis-api/pom.xml
index 5d4e94fa4e5..e53ab3e887a 100644
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diff --git a/security-analysis/security-analysis-default/pom.xml b/security-analysis/security-analysis-default/pom.xml
index ee9c73c77d3..ee81105e2a7 100644
--- a/security-analysis/security-analysis-default/pom.xml
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diff --git a/sensitivity-analysis-api/pom.xml b/sensitivity-analysis-api/pom.xml
index 4a3776cca12..cc0c1e4cbe7 100644
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diff --git a/shortcircuit-api/pom.xml b/shortcircuit-api/pom.xml
index d3d250d7f52..ddae72e8890 100644
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diff --git a/time-series/pom.xml b/time-series/pom.xml
index d991c4f43f8..10cd637a31e 100644
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diff --git a/time-series/time-series-api/pom.xml b/time-series/time-series-api/pom.xml
index ebadfc362ed..84d0f524492 100644
--- a/time-series/time-series-api/pom.xml
+++ b/time-series/time-series-api/pom.xml
@@ -15,7 +15,7 @@
     <parent>
         <artifactId>powsybl-time-series</artifactId>
         <groupId>com.powsybl</groupId>
-        <version>6.4.0-SNAPSHOT</version>
+        <version>6.4.0-RC2</version>
     </parent>
 
     <artifactId>powsybl-time-series-api</artifactId>
diff --git a/time-series/time-series-dsl/pom.xml b/time-series/time-series-dsl/pom.xml
index ff962f05edf..bfe7b4b0e10 100644
--- a/time-series/time-series-dsl/pom.xml
+++ b/time-series/time-series-dsl/pom.xml
@@ -15,7 +15,7 @@
     <parent>
         <artifactId>powsybl-time-series</artifactId>
         <groupId>com.powsybl</groupId>
-        <version>6.4.0-SNAPSHOT</version>
+        <version>6.4.0-RC2</version>
     </parent>
 
     <artifactId>powsybl-time-series-dsl</artifactId>
diff --git a/tools-test/pom.xml b/tools-test/pom.xml
index a7a7b56e69a..a8fd8554414 100644
--- a/tools-test/pom.xml
+++ b/tools-test/pom.xml
@@ -15,7 +15,7 @@
     <parent>
         <artifactId>powsybl-core</artifactId>
         <groupId>com.powsybl</groupId>
-        <version>6.4.0-SNAPSHOT</version>
+        <version>6.4.0-RC2</version>
     </parent>
 
     <artifactId>powsybl-tools-test</artifactId>
diff --git a/tools/pom.xml b/tools/pom.xml
index 35be6ead595..9f0f23a33fb 100644
--- a/tools/pom.xml
+++ b/tools/pom.xml
@@ -15,7 +15,7 @@
     <parent>
         <artifactId>powsybl-core</artifactId>
         <groupId>com.powsybl</groupId>
-        <version>6.4.0-SNAPSHOT</version>
+        <version>6.4.0-RC2</version>
     </parent>
 
     <artifactId>powsybl-tools</artifactId>
diff --git a/triple-store/pom.xml b/triple-store/pom.xml
index 62362fc2ef1..62b4d05425c 100644
--- a/triple-store/pom.xml
+++ b/triple-store/pom.xml
@@ -15,7 +15,7 @@
     <parent>
         <groupId>com.powsybl</groupId>
         <artifactId>powsybl-core</artifactId>
-        <version>6.4.0-SNAPSHOT</version>
+        <version>6.4.0-RC2</version>
     </parent>
 
     <packaging>pom</packaging>
diff --git a/triple-store/triple-store-api/pom.xml b/triple-store/triple-store-api/pom.xml
index dbb0e36e175..82d0c95bada 100644
--- a/triple-store/triple-store-api/pom.xml
+++ b/triple-store/triple-store-api/pom.xml
@@ -15,7 +15,7 @@
     <parent>
         <groupId>com.powsybl</groupId>
         <artifactId>powsybl-triple-store</artifactId>
-        <version>6.4.0-SNAPSHOT</version>
+        <version>6.4.0-RC2</version>
     </parent>
 
     <artifactId>powsybl-triple-store-api</artifactId>
diff --git a/triple-store/triple-store-impl-rdf4j/pom.xml b/triple-store/triple-store-impl-rdf4j/pom.xml
index 84346f7b1ea..f0e8c3c5908 100644
--- a/triple-store/triple-store-impl-rdf4j/pom.xml
+++ b/triple-store/triple-store-impl-rdf4j/pom.xml
@@ -11,7 +11,7 @@
     <parent>
         <groupId>com.powsybl</groupId>
         <artifactId>powsybl-triple-store</artifactId>
-        <version>6.4.0-SNAPSHOT</version>
+        <version>6.4.0-RC2</version>
     </parent>
 
     <artifactId>powsybl-triple-store-impl-rdf4j</artifactId>
diff --git a/triple-store/triple-store-test/pom.xml b/triple-store/triple-store-test/pom.xml
index 26493a89498..7695bf6efff 100644
--- a/triple-store/triple-store-test/pom.xml
+++ b/triple-store/triple-store-test/pom.xml
@@ -15,7 +15,7 @@
     <parent>
         <groupId>com.powsybl</groupId>
         <artifactId>powsybl-triple-store</artifactId>
-        <version>6.4.0-SNAPSHOT</version>
+        <version>6.4.0-RC2</version>
     </parent>
 
     <artifactId>powsybl-triple-store-test</artifactId>
diff --git a/ucte/pom.xml b/ucte/pom.xml
index 420eece2a3d..7ca1ed0dce0 100644
--- a/ucte/pom.xml
+++ b/ucte/pom.xml
@@ -15,7 +15,7 @@
     <parent>
         <groupId>com.powsybl</groupId>
         <artifactId>powsybl-core</artifactId>
-        <version>6.4.0-SNAPSHOT</version>
+        <version>6.4.0-RC2</version>
     </parent>
 
     <packaging>pom</packaging>
diff --git a/ucte/ucte-converter/pom.xml b/ucte/ucte-converter/pom.xml
index 8c875f29621..24c6f03eb0e 100644
--- a/ucte/ucte-converter/pom.xml
+++ b/ucte/ucte-converter/pom.xml
@@ -15,7 +15,7 @@
     <parent>
         <groupId>com.powsybl</groupId>
         <artifactId>powsybl-ucte</artifactId>
-        <version>6.4.0-SNAPSHOT</version>
+        <version>6.4.0-RC2</version>
     </parent>
 
     <artifactId>powsybl-ucte-converter</artifactId>
diff --git a/ucte/ucte-network/pom.xml b/ucte/ucte-network/pom.xml
index c2c421afc4a..4a8b83af605 100644
--- a/ucte/ucte-network/pom.xml
+++ b/ucte/ucte-network/pom.xml
@@ -15,7 +15,7 @@
     <parent>
         <groupId>com.powsybl</groupId>
         <artifactId>powsybl-ucte</artifactId>
-        <version>6.4.0-SNAPSHOT</version>
+        <version>6.4.0-RC2</version>
     </parent>
 
     <artifactId>powsybl-ucte-network</artifactId>
diff --git a/ucte/ucte-util/pom.xml b/ucte/ucte-util/pom.xml
index 29938834a4b..3f6d1bc100a 100644
--- a/ucte/ucte-util/pom.xml
+++ b/ucte/ucte-util/pom.xml
@@ -7,7 +7,7 @@
     <parent>
         <groupId>com.powsybl</groupId>
         <artifactId>powsybl-ucte</artifactId>
-        <version>6.4.0-SNAPSHOT</version>
+        <version>6.4.0-RC2</version>
     </parent>
 
     <artifactId>powsybl-ucte-util</artifactId>