diff --git a/action.yml b/action.yml
index 129dbd5..7aada44 100644
--- a/action.yml
+++ b/action.yml
@@ -66,11 +66,13 @@ runs:
       run: |
         python -m pip install --upgrade pip
         if [ -z "${{ inputs.de_client_version }}" ]; then
-          # If no version is specified, install the latest version
-          pip install de-client --extra-index-url=https://${{ inputs.DE_HOST }}/packages
+          # If no version is specified, install <1.9.3
+          pip install "de-client<1.9.3" --extra-index-url=https://${{ inputs.DE_HOST }}/packages
+          pip install gql==3.5.3
         else
           # Install the specified version
           pip install de-client==${{ inputs.de_client_version }} --extra-index-url=https://${{ inputs.DE_HOST }}/packages
+          pip install gql==3.5.3
         fi
     - name: Generate app name
       id: app_name