diff --git a/requirements_test.txt b/requirements_test.txt
index 38717f3f77..f9566d5adc 100644
--- a/requirements_test.txt
+++ b/requirements_test.txt
@@ -1,6 +1,6 @@
 pylint==2.8.2
 flake8==3.9.2
-black==21.5b1
+black==21.6b0
 pexpect==4.8.0
 pre-commit