diff --git a/build.gradle b/build.gradle
index 650883dc..bc65c785 100644
--- a/build.gradle
+++ b/build.gradle
@@ -10,7 +10,7 @@ buildscript {
         classpath 'com.palantir.gradle.externalpublish:gradle-external-publish-plugin:1.11.0'
         classpath 'com.gradle.publish:plugin-publish-plugin:1.0.0'
         classpath 'com.palantir.baseline:gradle-baseline-java:4.178.0'
-        classpath 'com.palantir.gradle.conjure:gradle-conjure:5.30.0'
+        classpath 'com.palantir.gradle.conjure:gradle-conjure:5.31.0'
         classpath 'com.palantir.gradle.consistentversions:gradle-consistent-versions:2.11.0'
         classpath 'com.palantir.gradle.gitversion:gradle-git-version:0.15.0'
         classpath 'com.palantir.javaformat:gradle-palantir-java-format:2.26.0'
diff --git a/versions.lock b/versions.lock
index 03a95d3b..bdc24534 100644
--- a/versions.lock
+++ b/versions.lock
@@ -15,4 +15,5 @@ com.palantir.safe-logging:safe-logging:1.28.0 (5 constraints: 724e14ab)
 com.palantir.tokens:auth-tokens:3.14.0 (1 constraints: 20109ca9)
 jakarta.annotation:jakarta.annotation-api:1.3.5 (1 constraints: f10f7399)
 jakarta.ws.rs:jakarta.ws.rs-api:2.1.6 (1 constraints: f10f7399)
+org.jetbrains:annotations:23.0.0 (1 constraints: 37053c3b)
 org.slf4j:slf4j-api:1.7.36 (2 constraints: 561e8a97)