diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index a0d810f42..cd3832cf1 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -73,6 +73,7 @@ jobs:
         pip install git+https://github.com/jaraco/keyring
         pip install git+https://github.com/NeurodataWithoutBorders/nwbinspector
         pip install git+https://github.com/NeurodataWithoutBorders/pynwb
+        pip install git+https://github.com/hdmf-dev/hdmf
 
     - name: Create NFS filesystem
       if: matrix.mode == 'nfs'