diff --git a/.github/workflows/gradle.yml b/.github/workflows/gradle.yml
index 1eaf03a..f8e24a1 100644
--- a/.github/workflows/gradle.yml
+++ b/.github/workflows/gradle.yml
@@ -12,17 +12,17 @@ on:
 jobs:
   build:
 
-    runs-on: ubuntu-22.04
+    runs-on: ubuntu-latest
 
     steps:
-      - uses: actions/checkout@v3
-      - name: Set up JDK 17
-        uses: actions/setup-java@v3
+      - uses: actions/checkout@v4
+      - name: Set up JDK 21
+        uses: actions/setup-java@v4
         with:
           distribution: 'zulu'
-          java-version: '17'
+          java-version: '21'
       - name: Cache Gradle packages
-        uses: actions/cache@v3
+        uses: actions/cache@v4
         with:
           path: ~/.gradle/caches
           key: ${{ runner.os }}-gradle-${{ hashFiles('**/*.gradle') }}
@@ -31,7 +31,7 @@ jobs:
         run: chmod +x gradlew
       - name: Build with Gradle
         run: ./gradlew build
-      - uses: actions/upload-artifact@v3
+      - uses: actions/upload-artifact@v4
         with:
           name: jar
           path: |
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 8a9588d..bf858c8 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -2,21 +2,23 @@ name: Release Build
 
 on:
   release:
+    permissions:
+      contents: write
     types:
       - published
 
 jobs:
   build:
-    runs-on: ubuntu-22.04
+    runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
-      - name: Set up JDK 17
-        uses: actions/setup-java@v3
+      - uses: actions/checkout@v4
+      - name: Set up JDK 21
+        uses: actions/setup-java@v4
         with:
           distribution: 'zulu'
-          java-version: '17'
+          java-version: '21'
       - name: Cache Gradle packages
-        uses: actions/cache@v3
+        uses: actions/cache@v4
         with:
           path: ~/.gradle/caches
           key: ${{ runner.os }}-gradle-${{ hashFiles('**/*.gradle') }}
@@ -34,15 +36,13 @@ jobs:
           curseforge-id: 431430
           curseforge-token: ${{ secrets.CURSEFORGE_TOKEN }}
 
-          github-token: ${{ secrets.GITHUB_TOKEN }}
-
           name: ""
           loaders: |
             neoforge
-      - name: Upload checksum
+      - name: Upload jar and checksum to Github release
         id: upload-release-assets
-        uses: alexellis/upload-assets@0.4.0
+        uses: alexellis/upload-assets@0.4.1
         env:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
         with:
-          asset_paths: '["build/checksums/*.sha512"]'
+          asset_paths: '["build/libs/*.jar", "build/checksums/*.sha512"]'