diff --git a/requirements_dev.txt b/requirements_dev.txt
index 8b47c60..dbcbea5 100644
--- a/requirements_dev.txt
+++ b/requirements_dev.txt
@@ -1,7 +1,7 @@
 colour-runner==0.1.1
 coveralls==3.1.0
 coverage==5.5
-dj-database-url==0.5.0
+dj-database-url==2.2.0
 factory-boy==3.2.0
 flake8-docstrings==1.6.0
 flake8-import-order==0.18.1