diff --git a/requirements_dev.txt b/requirements_dev.txt
index d4669a7f..1d202717 100644
--- a/requirements_dev.txt
+++ b/requirements_dev.txt
@@ -1,5 +1,5 @@
 black==19.10b0
-blacken-docs==1.6.0
+blacken-docs==1.7.0
 pip==20.1.1
 pre-commit==2.6.0
 twine==3.1.1