diff --git a/versions.lock b/versions.lock
index 2355bf27..893d87a9 100644
--- a/versions.lock
+++ b/versions.lock
@@ -16,9 +16,9 @@ com.google.errorprone:error_prone_annotations:2.28.0 (24 constraints: 20a9963b)
 com.google.guava:failureaccess:1.0.2 (1 constraints: 150ae2b4)
 com.google.guava:guava:33.3.0-jre (24 constraints: ecd740fd)
 com.google.guava:listenablefuture:9999.0-empty-to-avoid-conflict-with-guava (1 constraints: bd17c918)
-com.palantir.conjure.java:conjure-java-undertow-runtime:8.26.0 (1 constraints: 4205693b)
-com.palantir.conjure.java:conjure-lib:8.26.0 (5 constraints: 96504335)
-com.palantir.conjure.java:conjure-undertow-lib:8.26.0 (2 constraints: a61c70c7)
+com.palantir.conjure.java:conjure-java-undertow-runtime:8.27.0 (1 constraints: 43056c3b)
+com.palantir.conjure.java:conjure-lib:8.27.0 (5 constraints: 98503b36)
+com.palantir.conjure.java:conjure-undertow-lib:8.27.0 (2 constraints: a71c73c7)
 com.palantir.conjure.java.api:errors:2.53.0 (6 constraints: e47aa4fe)
 com.palantir.conjure.java.api:ssl-config:2.53.0 (3 constraints: c1395f07)
 com.palantir.conjure.java.runtime:conjure-java-jackson-optimizations:8.13.0 (1 constraints: 821cbda4)
diff --git a/versions.props b/versions.props
index ddd89bdd..557f5751 100644
--- a/versions.props
+++ b/versions.props
@@ -2,7 +2,7 @@ com.fasterxml.jackson.core:jackson-databind = 2.17.2
 com.google.guava:guava = 33.3.0-jre
 com.netflix.feign:feign-*= 8.18.0
 com.palantir.conjure:conjure = 4.48.0
-com.palantir.conjure.java:* = 8.26.0
+com.palantir.conjure.java:* = 8.27.0
 com.palantir.conjure.java.api:test-utils = 2.53.0
 com.palantir.conjure.java.runtime:* = 8.13.0
 com.palantir.conjure.typescript:conjure-typescript = 5.5.0