diff --git a/Dockerfile b/Dockerfile
index c1ea7c9b..54f34386 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -137,7 +137,7 @@ RUN pip3 install --no-cache-dir pipenv \
 ########################
 # Install Python Black #
 ########################
-    && wget --tries=5 -q -O /usr/local/bin/black https://github.com/psf/black/releases/download/21.10b0/black_linux \
+    && wget --tries=5 -q -O /usr/local/bin/black https://github.com/psf/black/releases/download/21.11b1/black_linux \
     && chmod +x /usr/local/bin/black
 ##############################
 # Installs Perl dependencies #
diff --git a/Dockerfile-slim b/Dockerfile-slim
index 12f0b9dc..35cfdd10 100644
--- a/Dockerfile-slim
+++ b/Dockerfile-slim
@@ -112,7 +112,7 @@ RUN curl --retry 5 --retry-delay 5 -sL https://cpanmin.us/ | perl - -nq --no-wge
 ########################
 # Install Python Black #
 ########################
-    && wget --tries=5 -q -O /usr/local/bin/black https://github.com/psf/black/releases/download/21.10b0/black_linux \
+    && wget --tries=5 -q -O /usr/local/bin/black https://github.com/psf/black/releases/download/21.11b1/black_linux \
     && chmod +x /usr/local/bin/black \
 #######################
 # Installs ActionLint #