diff --git a/build.gradle.kts b/build.gradle.kts
index 5f46f81b..22e6a1f8 100644
--- a/build.gradle.kts
+++ b/build.gradle.kts
@@ -37,7 +37,7 @@ dependencies {
     implementation("org.eclipse.jetty.websocket:jetty-websocket-jetty-server:12.0.3")
 
     runtimeOnly("org.slf4j:slf4j-simple:2.0.9")
-    runtimeOnly("org.jetbrains.kotlin:kotlin-scripting-jsr223:1.9.20")
+    runtimeOnly("org.jetbrains.kotlin:kotlin-scripting-jsr223:1.9.21")
     runtimeOnly("org.codehaus.groovy:groovy-jsr223:3.0.19")
     runtimeOnly("org.jruby:jruby-core:9.4.5.0")