diff --git a/pkgs/development/python-modules/marionette-harness/mozcrash.nix b/pkgs/development/python-modules/marionette-harness/mozcrash.nix
index 3f7710acb3c..c5d91fbfef7 100644
--- a/pkgs/development/python-modules/marionette-harness/mozcrash.nix
+++ b/pkgs/development/python-modules/marionette-harness/mozcrash.nix
@@ -7,11 +7,11 @@
 
 buildPythonPackage rec {
   pname = "mozcrash";
-  version = "1.0";
+  version = "1.1.0";
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "02101v6v2jqlv6cbrmmggj12asz9vz6m50b6mk9mq17b1dr1zik3";
+    sha256 = "8c2d2f32bd6e0ba3644f5d16e427444d8cb51ec1e9baa340a33e10687307f8c4";
   };
 
   propagatedBuildInputs = [ mozfile mozlog ];