diff --git a/bw-dev b/bw-dev
index b411751d..74c42fbb 100755
--- a/bw-dev
+++ b/bw-dev
@@ -35,6 +35,10 @@ function initdb {
     execweb python manage.py initdb
 }
 
+function makeitblack {
+    runweb black celerywyrm bookwyrm
+}
+
 CMD=$1
 shift
 
@@ -102,7 +106,10 @@ case "$CMD" in
     clean)
         clean
         ;;
+    black)
+        makeitblack
+        ;;
     *)
-        echo "Unrecognised command. Try: build, clean, up, initdb, resetdb, makemigrations, migrate, bash, shell, dbshell, restart_celery, test, pytest, test_report"
+        echo "Unrecognised command. Try: build, clean, up, initdb, resetdb, makemigrations, migrate, bash, shell, dbshell, restart_celery, test, pytest, test_report, black"
         ;;
 esac
diff --git a/requirements.txt b/requirements.txt
index e5d7798d..f354fd43 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,5 +1,4 @@
 celery==4.4.2
-coverage==5.1
 Django==3.0.7
 django-model-utils==4.0.0
 environs==7.2.0
@@ -8,11 +7,15 @@ Markdown==3.3.3
 Pillow>=7.1.0
 psycopg2==2.8.4
 pycryptodome==3.9.4
-pytest-django==4.1.0
-pytest==6.1.2
-pytest-cov==2.10.1
 python-dateutil==2.8.1
 redis==3.4.1
 requests==2.22.0
 responses==0.10.14
 django-rename-app==0.1.2
+
+# Dev
+black==20.8b1
+coverage==5.1
+pytest-django==4.1.0
+pytest==6.1.2
+pytest-cov==2.10.1