diff --git a/kotlin/.devcontainer/Dockerfile b/kotlin/.devcontainer/Dockerfile
index a21ba80bb..2513efd1b 100644
--- a/kotlin/.devcontainer/Dockerfile
+++ b/kotlin/.devcontainer/Dockerfile
@@ -1,4 +1,4 @@
-FROM docker.io/eclipse-temurin:21.0.2_13-jdk-jammy
+FROM docker.io/eclipse-temurin:22_36-jdk-jammy
 
 RUN useradd -rm -d /home/kotlin -s /bin/bash -u 1001 kotlin
 USER kotlin
diff --git a/kotlin/build.gradle b/kotlin/build.gradle
index 430ff1b7f..865808cf7 100644
--- a/kotlin/build.gradle
+++ b/kotlin/build.gradle
@@ -10,7 +10,7 @@ buildscript {
 apply plugin: 'kotlin'
 
 kotlin {
-    jvmToolchain(21)
+    jvmToolchain(22)
 }
 
 test {