diff --git a/Dockerfile b/Dockerfile
index a90496d..63f28f7 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -20,7 +20,7 @@ RUN apk --update --no-cache add \
     # General
     gcc python3-dev musl-dev \
     # Needed for matplotlib
-    g++ gfortran py-pip build-base wget \
+    g++ gfortran py-pip build-base wget cmake \
     # Needed for getting version from git
     git