diff --git a/pkgs/development/python-modules/azure-mgmt-devtestlabs/default.nix b/pkgs/development/python-modules/azure-mgmt-devtestlabs/default.nix
index f5d60a74b60e..62ae975f8d55 100644
--- a/pkgs/development/python-modules/azure-mgmt-devtestlabs/default.nix
+++ b/pkgs/development/python-modules/azure-mgmt-devtestlabs/default.nix
@@ -10,12 +10,12 @@
 
 buildPythonPackage rec {
   pname = "azure-mgmt-devtestlabs";
-  version = "3.0.0";
+  version = "4.0.0";
 
   src = fetchPypi {
     inherit pname version;
     extension = "zip";
-    sha256 = "b3d5b2919021bf45f0acdd34ab23dc9b0435d9d0a6b472e5008128fb8521e700";
+    sha256 = "1397ksrd61jv7400mgn8sqngp6ahir55fyq9n5k69wk88169qm2r";
   };
 
   propagatedBuildInputs = [