diff --git a/pkgs/development/python-modules/azure-mgmt-recoveryservicesbackup/default.nix b/pkgs/development/python-modules/azure-mgmt-recoveryservicesbackup/default.nix
index b0ed918d860c..35e17efad796 100644
--- a/pkgs/development/python-modules/azure-mgmt-recoveryservicesbackup/default.nix
+++ b/pkgs/development/python-modules/azure-mgmt-recoveryservicesbackup/default.nix
@@ -5,7 +5,6 @@
   buildPythonPackage,
   fetchPypi,
   isodate,
-  msrest,
   setuptools,
 }:
 
@@ -26,7 +25,6 @@ buildPythonPackage (finalAttrs: {
     azure-common
     azure-mgmt-core
     isodate
-    msrest
   ];
 
   # Module has no tests