diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 94be047f96..aa9f635263 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -202,6 +202,7 @@ jobs:
           python-version: '3.12'
       - name: Install AWS CDK
         run: |
+          pip install typeguard~=2.13
           npm install -g aws-cdk
           pip install -r cloudformation/external-slurmdbd/requirements.txt
       - working-directory: cloudformation/external-slurmdbd