diff --git a/.github/workflows/deploy.yml b/.github/workflows/deploy.yml
index cd184516..587ebd33 100644
--- a/.github/workflows/deploy.yml
+++ b/.github/workflows/deploy.yml
@@ -48,16 +48,16 @@ jobs:
           SHORT_SHA=${SHA:0:7}
           VER=$(node -p "require('./src/package.json').version")
           echo "version: ${VER}+${SHORT_SHA}"
-          echo "WEBR_VERSION=${VER}+${SHORT_SHA}" > "$HOME/.webr-config.mk"
-          echo "WEBR_VERSION_TAG=latest" > "$HOME/.webr-config.mk"
+          echo "WEBR_VERSION=${VER}+${SHORT_SHA}" >> "$HOME/.webr-config.mk"
+          echo "WEBR_VERSION_TAG=latest" >> "$HOME/.webr-config.mk"
         shell: bash
       - name: Set versioning for tag
         if: "!contains(github.ref_name, 'main')"
         run: |
           VER=$(node -p "require('./src/package.json').version")
           echo "version: ${VER}"
-          echo "WEBR_VERSION=${VER}" > "$HOME/.webr-config.mk"
-          echo "WEBR_VERSION_TAG=${{ github.ref_name }}" > "$HOME/.webr-config.mk"
+          echo "WEBR_VERSION=${VER}" >> "$HOME/.webr-config.mk"
+          echo "WEBR_VERSION_TAG=${{ github.ref_name }}" >> "$HOME/.webr-config.mk"
         shell: bash
       - name: Build all optional wasm libs
         env: