diff --git a/pkgs/development/python-modules/sqlalchemy-jsonfield/default.nix b/pkgs/development/python-modules/sqlalchemy-jsonfield/default.nix
index 8270834ab609..dbd96534d6b3 100644
--- a/pkgs/development/python-modules/sqlalchemy-jsonfield/default.nix
+++ b/pkgs/development/python-modules/sqlalchemy-jsonfield/default.nix
@@ -14,7 +14,7 @@
 
 buildPythonPackage rec {
   pname = "sqlalchemy-jsonfield";
-  version = "1.0.0";
+  version = "1.0.1.post0";
   format = "setuptools";
 
   disabled = pythonOlder "3.7";
@@ -22,8 +22,8 @@ buildPythonPackage rec {
   src = fetchFromGitHub {
     owner = "penguinolog";
     repo = "sqlalchemy_jsonfield";
-    rev = version;
-    sha256 = "015pl4z84spfw8389hk1szlm37jgw2basvbmzmkacdqi0685zx24";
+    rev = "refs/tags/${version}";
+    sha256 = "sha256-dSvqUXZzr+s/v8QEtqrv6slI7p1akXwAxi68D9ctyuU=";
   };
 
   SETUPTOOLS_SCM_PRETEND_VERSION = "v${version}";