diff --git a/.docker/Dockerfile b/.docker/Dockerfile
index b894c62ae3953b96aca1e3a88da795d4c8f13a69..870c810c33b9182d9e2566f928f10ead44ea4d0c 100644
--- a/.docker/Dockerfile
+++ b/.docker/Dockerfile
@@ -3,7 +3,7 @@ FROM debian:buster-backports
 RUN apt-get update
 RUN apt-get install -y cmake/buster-backports
 RUN apt-get install -y lcov
-RUN apt-get install -y doxygen
+RUN apt-get install -y doxygen graphviz
 RUN apt-get install -y clang-format-11 clang-tidy-11
 RUN apt-get install -y python3-pip
 RUN apt-get install -y git