diff --git a/requirements-dev.txt b/requirements-dev.txt
index 9b5bc2e..296a803 100644
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -4,7 +4,7 @@ cfgv==3.4.0
 click==8.1.7
 colorama==0.4.6 ; sys_platform == "win32" or platform_system == "Windows"
 coverage==7.4.1
-dill==0.3.7
+dill==0.3.8
 distlib==0.3.8
 filelock==3.13.1
 identify==2.5.33