diff --git a/requirements.txt b/requirements.txt
index 9bcf5f0b..22b652b0 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -35,7 +35,7 @@ mypy==0.790
 mypy-extensions==0.4.3
 packaging==20.4
 pathspec==0.8.0
-pbr==5.5.0
+pbr==5.5.1
 pefile==2019.4.18
 pluggy==0.13.1
 py==1.9.0