diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 76a2b73..ad43a06 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -1,8 +1,8 @@
 name: Generate Jars
 on: [ push, pull_request ]
 env:
-  version: '1.19.4'
-  branch: ver/1.19.4
+  version: '1.20.1'
+  branch: ver/1.20.1
 jobs:
   paperclip:
     runs-on: ubuntu-latest