diff --git a/.gitea/workflows/ci.yml b/.gitea/workflows/ci.yml
index 2be25f0..99bf420 100644
--- a/.gitea/workflows/ci.yml
+++ b/.gitea/workflows/ci.yml
@@ -104,6 +104,8 @@ jobs:
 
       - name: Update k8s manifests
         run: |
+          pip3 install pyyaml -q
+
           TAG=${{ steps.tag.outputs.TAG }}
 
           git config --global user.email "ci@git.chemavx.xyz"