diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 3c549097e..1d16ec70a 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -89,7 +89,8 @@ jobs:
         set -ex
         ls artifacts
         cd src/cli
-        python -m pip install --upgrade pip
+        # Workaround: pin `pip` version until raimon49/pip-licenses#113 is fixed.
+        python -m pip install --upgrade pip==21.2.4
         pip install -r requirements-dev.txt
         pip-licenses -uf json > onefuzz/data/licenses.json
         python setup.py sdist bdist_wheel