diff --git a/pkgs/development/python-modules/slicerator/default.nix b/pkgs/development/python-modules/slicerator/default.nix
index af17780909e..896ecbdd26b 100644
--- a/pkgs/development/python-modules/slicerator/default.nix
+++ b/pkgs/development/python-modules/slicerator/default.nix
@@ -6,12 +6,12 @@
 }:
 
 buildPythonPackage rec {
-  version = "0.9.8";
+  version = "1.0.0";
   pname = "slicerator";
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "b91dd76a415fd8872185cbd6fbf1922fe174359053d4694983fc719e4a0f5667";
+    sha256 = "18e60393e6765ca96986f801bbae62a617a1eba6ed57784e61b165ffc7dc1848";
   };
 
   propagatedBuildInputs = [ six ];