diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 0060f5c..f1d304b 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -6,7 +6,7 @@ on:
   workflow_dispatch:
 
 env:
-  JAVA_VERSION: 17
+  JAVA_VERSION: 21
 
 jobs:
   build:
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 52aebba..00bcc39 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -7,7 +7,7 @@ on:
       - '*'
 
 env:
-  JAVA_VERSION: 17
+  JAVA_VERSION: 21
   MODRINTH_ID: 'T9FDHbY5'
   CURSEFORGE_ID: '484738'