diff --git a/requirements_dev.txt b/requirements_dev.txt
index 395c09531..03f6ac9db 100644
--- a/requirements_dev.txt
+++ b/requirements_dev.txt
@@ -4,7 +4,7 @@
 #---------------------------------------------------------
 backports.cached-property==1.0.2; python_version<="3.7"
 coveralls==3.3.1
-flake8==5.0.4
+flake8==6.0.0
 pillow==9.4.0
 pytest==7.2.2
 pytest-cache==1.0