diff --git a/requirements.txt b/requirements.txt
index 39080994f..ef03c23f4 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -5,7 +5,7 @@ binaryornot==0.4.4
 # Code quality
 # ------------------------------------------------------------------------------
 black==19.3b0
-flake8==3.7.8
+flake8==3.7.9
 
 # Testing
 # ------------------------------------------------------------------------------