diff --git a/docker/cime.yaml b/docker/cime.yaml
index f0f2871a976..cd25a71118e 100644
--- a/docker/cime.yaml
+++ b/docker/cime.yaml
@@ -8,6 +8,7 @@ dependencies:
   - curl
   - subversion
   - m4
+  - pkg-config
   - pytest
   - pytest-cov
   - pyyaml