diff --git a/test-requirements.txt b/test-requirements.txt
index 0579999..421e726 100644
--- a/test-requirements.txt
+++ b/test-requirements.txt
@@ -1,4 +1,4 @@
-hacking>=3.0.1 # Apache-2.0
+hacking>=6.1.0,<6.2.0 # Apache-2.0
 coverage>=6.4.3 # Apache-2.0
 doc8>=0.8.1 # Apache-2.0
 oslotest>=3.2.0 # Apache-2.0