diff --git a/.gitea/workflows/build.yml b/.gitea/workflows/build.yml
index 41adf07..720e452 100644
--- a/.gitea/workflows/build.yml
+++ b/.gitea/workflows/build.yml
@@ -131,16 +131,15 @@ jobs:
 
       - name: Upload the mod JAR
         run: |
-          # Find the main jar (usually does NOT contain -sources or -dev in the name)
-          JAR_FILE=$(ls ./release-artifacts/*.jar | grep -vE "sources|dev|api|all" | head -n 1)
+          # Find the largest JAR file (the main mod file is 120 MiB, others are KiB)
+          JAR_FILE=$(ls -S ./release-artifacts/*.jar | head -n 1)
 
           if [ ! -f "$JAR_FILE" ]; then
             echo "Error: Main JAR not found in ./release-artifacts/"
-            ls ./release-artifacts/
             exit 1
           fi
 
-          echo "Uploading: $(basename $JAR_FILE)"
+          echo "Uploading largest file: $(basename $JAR_FILE)"
 
           curl -X POST \
             -H "Authorization: token ${{ secrets.GITEATOKEN }}" \