diff --git a/src/bom-thirdparty/build.gradle.kts b/src/bom-thirdparty/build.gradle.kts
index 5a91e9dd43d..bb5571de7a2 100644
--- a/src/bom-thirdparty/build.gradle.kts
+++ b/src/bom-thirdparty/build.gradle.kts
@@ -61,7 +61,7 @@ dependencies {
         api("com.miglayout:miglayout-core:5.3")
         api("com.miglayout:miglayout-swing:5.3")
         api("com.sun.activation:javax.activation:1.2.0")
-        api("com.thoughtworks.xstream:xstream:1.4.20")
+        api("com.thoughtworks.xstream:xstream:1.4.21")
         api("commons-codec:commons-codec:1.16.0")
         api("commons-collections:commons-collections:3.2.2")
         api("commons-io:commons-io:2.15.1")
diff --git a/src/dist/src/dist/expected_release_jars.csv b/src/dist/src/dist/expected_release_jars.csv
index a6b456bff17..74de7c1a4f0 100644
--- a/src/dist/src/dist/expected_release_jars.csv
+++ b/src/dist/src/dist/expected_release_jars.csv
@@ -137,4 +137,4 @@
 7188,xmlpull-1.1.3.1.jar
 1027769,xmlresolver-5.2.1-data.jar
 165689,xmlresolver-5.2.1.jar
-644649,xstream-1.4.20.jar
+644649,xstream-1.4.21.jar