diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index b00e7a8..125d2c8 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -46,6 +46,12 @@ jobs:
         python -m pip install --upgrade pip
         pip install web3
 
+    - name: Install dependencies
+      run: |
+        python -m pip install --upgrade pip
+        pip install web3==5.31.3
+      shell: bash
+
     - name: deploy erc20 USDC
       run: .github/scripts/init_erc20.sh
       shell: bash