diff --git a/.github/workflows/gradle.yml b/.github/workflows/gradle.yml
index 6daad82..89303a2 100644
--- a/.github/workflows/gradle.yml
+++ b/.github/workflows/gradle.yml
@@ -15,10 +15,10 @@ jobs:
 
     steps:
     - uses: actions/checkout@v4
-    - name: Set up JDK 21
+    - name: Set up JDK 17
       uses: actions/setup-java@v4
       with:
-        java-version: '21'
+        java-version: '17'
         distribution: 'temurin'
     - name: Grant execute permission for gradlew
       run: chmod +x gradlew
diff --git a/.github/workflows/installer.yml b/.github/workflows/installer.yml
index a8ea253..2c694b8 100644
--- a/.github/workflows/installer.yml
+++ b/.github/workflows/installer.yml
@@ -26,10 +26,10 @@ jobs:
       - uses: actions/checkout@v4
         with:
           repository: PillowMC/pillow-install-meta
-      - name: Set up JDK 21
+      - name: Set up JDK 17
         uses: actions/setup-java@v4
         with:
-          java-version: '21'
+          java-version: '17'
           distribution: 'temurin'
       - name: Generate installer
         run: |
diff --git a/jitpack.yml b/jitpack.yml
index a202792..1e41e00 100644
--- a/jitpack.yml
+++ b/jitpack.yml
@@ -1,2 +1,2 @@
 jdk:
-  - openjdk21
\ No newline at end of file
+  - openjdk17
\ No newline at end of file