diff --git a/CHANGES.md b/CHANGES.md
index ecc6d94..5510b4b 100644
--- a/CHANGES.md
+++ b/CHANGES.md
@@ -42,7 +42,7 @@
 
 ### _Blackd_
 
-<!-- Changes to blackd -->
+- Fix blackd (and all extras installs) for docker container (#4357)
 
 ### Integrations
 
diff --git a/Dockerfile b/Dockerfile
index ab961a2..0ab5b7f 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -10,7 +10,8 @@ RUN python -m venv $VIRTUAL_ENV
 RUN python -m pip install --no-cache-dir hatch hatch-fancy-pypi-readme hatch-vcs
 RUN . /opt/venv/bin/activate && pip install --no-cache-dir --upgrade pip setuptools \
     && cd /src && hatch build -t wheel \
-    && pip install --no-cache-dir dist/*-cp*[colorama,d,uvloop]
+    && pip install --no-cache-dir dist/*-cp* \
+    && pip install black[colorama,d,uvloop]
 
 FROM python:3.12-slim