diff --git a/.github/workflows/compliance.yml b/.github/workflows/compliance.yml
index 6771d873f1..ae3cc3bffb 100644
--- a/.github/workflows/compliance.yml
+++ b/.github/workflows/compliance.yml
@@ -29,7 +29,7 @@ jobs:
         # TODO: add yamllint to scripts/requirements-fixed.txt
         pip3 install -U yamllint
         pip3 install lxml==4.9.4
-        pip3 install  -U python-magic junitparser==2.8.0 gitlint pylint pykwalify
+        pip3 install  -U python-magic junitparser==2.8.0 gitlint pylint pykwalify unidiff
         pip3 install --user -U west
         pip3 show -f west