diff --git a/.github/workflows/build-commit.yml b/.github/workflows/build-commit.yml
index 122a26b0d4..eafa512a7f 100644
--- a/.github/workflows/build-commit.yml
+++ b/.github/workflows/build-commit.yml
@@ -20,7 +20,7 @@ jobs:
         uses: actions/setup-java@v2
         with:
           distribution: 'temurin'
-          java-version: 21
+          java-version: 17
       - name: Initialize caches
         uses: actions/cache@v3
         with:
diff --git a/.github/workflows/build-pull-request.yml b/.github/workflows/build-pull-request.yml
index a67834dfb4..bfa62d120a 100644
--- a/.github/workflows/build-pull-request.yml
+++ b/.github/workflows/build-pull-request.yml
@@ -25,6 +25,6 @@ jobs:
         uses: actions/setup-java@v2
         with:
           distribution: 'temurin'
-          java-version: 21
+          java-version: 17
       - name: Build artifacts
         run: ./gradlew build
\ No newline at end of file
diff --git a/.github/workflows/build-release.yml b/.github/workflows/build-release.yml
index b35b681655..035e230acf 100644
--- a/.github/workflows/build-release.yml
+++ b/.github/workflows/build-release.yml
@@ -17,7 +17,7 @@ jobs:
         uses: actions/setup-java@v2
         with:
           distribution: 'temurin'
-          java-version: 21
+          java-version: 17
       - name: Build artifacts
         run: ./gradlew build -Pbuild.release=true
       - name: Upload assets to GitHub
diff --git a/.github/workflows/build-tag.yml b/.github/workflows/build-tag.yml
index ea477e9bf1..bab048e460 100644
--- a/.github/workflows/build-tag.yml
+++ b/.github/workflows/build-tag.yml
@@ -23,7 +23,7 @@ jobs:
         uses: actions/setup-java@v2
         with:
           distribution: 'temurin'
-          java-version: 21
+          java-version: 17
       - name: Initialize caches
         uses: actions/cache@v3
         with:
diff --git a/build.gradle.kts b/build.gradle.kts
index 9c6362f996..f6cf145ab5 100644
--- a/build.gradle.kts
+++ b/build.gradle.kts
@@ -34,8 +34,8 @@ loom {
 }
 
 java {
-    sourceCompatibility = JavaVersion.VERSION_21
-    targetCompatibility = JavaVersion.VERSION_21
+    sourceCompatibility = JavaVersion.VERSION_17
+    targetCompatibility = JavaVersion.VERSION_17
 }
 
 sourceSets {