diff --git a/util/dockerfiles/ubuntu-18.04_all-dependencies/Dockerfile b/util/dockerfiles/ubuntu-18.04_all-dependencies/Dockerfile
index a05e0fefd5..c38b5c9aea 100644
--- a/util/dockerfiles/ubuntu-18.04_all-dependencies/Dockerfile
+++ b/util/dockerfiles/ubuntu-18.04_all-dependencies/Dockerfile
@@ -33,7 +33,7 @@ RUN apt -y update && apt -y upgrade && \
     libhdf5-serial-dev python3-pydot libpng-dev libelf-dev pkg-config \
     python3-pip python3-venv
 
-RUN pip3 install mypy
+RUN pip3 install black mypy
 
 RUN update-alternatives --install /usr/bin/python python /usr/bin/python3 10
 RUN update-alternatives --install /usr/bin/python python /usr/bin/python2 1
diff --git a/util/dockerfiles/ubuntu-20.04_all-dependencies/Dockerfile b/util/dockerfiles/ubuntu-20.04_all-dependencies/Dockerfile
index 27a63822a1..f237aaeec6 100644
--- a/util/dockerfiles/ubuntu-20.04_all-dependencies/Dockerfile
+++ b/util/dockerfiles/ubuntu-20.04_all-dependencies/Dockerfile
@@ -32,6 +32,4 @@ RUN apt -y update && apt -y upgrade && \
     libprotobuf-dev protobuf-compiler libprotoc-dev libgoogle-perftools-dev \
     python3-dev python-is-python3 doxygen libboost-all-dev \
     libhdf5-serial-dev python3-pydot libpng-dev libelf-dev pkg-config pip \
-    python3-venv
-
-RUN pip install mypy
+    python3-venv black