diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 833e0a4..6d1d15b 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -20,7 +20,7 @@ jobs:
       - name: Set up Go
         uses: actions/setup-go@v4
         with:
-          go-version: '1.20'
+          go-version-file: 'go.mod'
 
       - name: Build for ${{ matrix.os }}-{{ matrix.arch }}
         run: go build -tags osusergo,netgo -o ultra-dumb-200-server-${{ matrix.os }}-${{ matrix.arch }} -v .