diff --git a/Pipfile b/Pipfile
index fdbaec5..df0c01c 100644
--- a/Pipfile
+++ b/Pipfile
@@ -5,7 +5,7 @@ name = "pypi"
 
 [packages]
 PyYAML = "==6.0.3"
-deepmerge = "==2.1.0"
+deepmerge = "==4.0.0"
 dynaconf = "==3.3.5"
 loguru = "==0.7.3"
 openstacksdk = "==4.20.0"
diff --git a/requirements.txt b/requirements.txt
index 4fcace3..e638d94 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,6 +1,6 @@
 PyYAML==6.0.3
 click==8.5.0
-deepmerge==2.1.0
+deepmerge==4.0.0
 dynaconf==3.3.5
 loguru==0.7.3
 openstacksdk==4.20.0