diff --git a/.circleci/config.yml b/.circleci/config.yml
index 592890a..b76d7e8 100644
--- a/.circleci/config.yml
+++ b/.circleci/config.yml
@@ -31,11 +31,11 @@ defaults_gradle: &defaults_gradle
         path: build/reports/
 
 jobs:
-  build_gradle_jdk17:
+  build_gradle_jdk18:
     <<: *defaults
 
     docker:
-      - image: cimg/openjdk:17.0
+      - image: cimg/openjdk:18.0
 
     <<: *defaults_gradle
 
@@ -52,4 +52,4 @@ workflows:
   gradle:
     jobs:
       - build_gradle_jdk11
-      - build_gradle_jdk17
+      - build_gradle_jdk18
diff --git a/.github/workflows/gradle.yml b/.github/workflows/gradle.yml
index 7f27aec..bdda6ae 100644
--- a/.github/workflows/gradle.yml
+++ b/.github/workflows/gradle.yml
@@ -12,7 +12,7 @@ jobs:
 
     strategy:
       matrix:
-        java-version: [ 11, 17, 18 ]
+        java-version: [ 11, 18 ]
 
     steps:
       - uses: actions/checkout@v2
diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 67f2bb4..490f7b8 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -1,4 +1,4 @@
-image: gradle:7-jdk17
+image: gradle:7-jdk18
 
 variables:
   GRADLE_OPTS: "-Dorg.gradle.daemon=false"