diff --git a/pkgs/development/python-modules/thinc/default.nix b/pkgs/development/python-modules/thinc/default.nix
index e415bc17a7b3..8deba357004e 100644
--- a/pkgs/development/python-modules/thinc/default.nix
+++ b/pkgs/development/python-modules/thinc/default.nix
@@ -29,14 +29,14 @@
 
 buildPythonPackage rec {
   pname = "thinc";
-  version = "8.1.7";
+  version = "8.1.8";
   format = "setuptools";
 
   disabled = pythonOlder "3.7";
 
   src = fetchPypi {
     inherit pname version;
-    hash = "sha256-Dwj20fxQ4ovxiBTKKxyAfNTVmpMNcTRZpnXghsR3mvk=";
+    hash = "sha256-NcZXy+2wT8W8JHhl1mWSHOw9Ve81+/zj7hogSGtyBoM=";
   };
 
   buildInputs = [