diff --git a/CI/Dockerfile b/CI/Dockerfile
index eb127ead0..19ecf736f 100644
--- a/CI/Dockerfile
+++ b/CI/Dockerfile
@@ -37,6 +37,7 @@ RUN apt-get update --yes && \
         autoconf \
         make \
         cmake \
+        gcc \
         g++ \
         clang \
         gfortran \