diff --git a/pkgs/development/python-modules/py_stringmatching/default.nix b/pkgs/development/python-modules/py-stringmatching/default.nix
similarity index 100%
rename from pkgs/development/python-modules/py_stringmatching/default.nix
rename to pkgs/development/python-modules/py-stringmatching/default.nix
diff --git a/pkgs/top-level/python-aliases.nix b/pkgs/top-level/python-aliases.nix
index 30a0d6472232..3a1900e82bae 100644
--- a/pkgs/top-level/python-aliases.nix
+++ b/pkgs/top-level/python-aliases.nix
@@ -279,6 +279,7 @@ mapAliases ({
   pushbullet = pushbullet-py;  # Added 2022-10-15
   Pweave = pweave; # added 2023-02-19
   py-radix = throw "py-radix has been removed, since it abandoned"; # added 2023-07-07
+  py_stringmatching = py-stringmatching; # added 2023-11-12
   pyalmond = throw "pyalmond has been removed, since its API endpoints have been shutdown"; # added 2023-02-02
   pyblake2 = throw "pyblake2 is deprecated in favor of hashlib"; # added 2023-04-23
   pyblock = throw "pyblock has been removed, since it is abandoned and broken"; # added 2023-06-20
diff --git a/pkgs/top-level/python-packages.nix b/pkgs/top-level/python-packages.nix
index 41cf6b5344fc..e59994a683ac 100644
--- a/pkgs/top-level/python-packages.nix
+++ b/pkgs/top-level/python-packages.nix
@@ -11043,7 +11043,7 @@ self: super: with self; {
 
   pystray = callPackage ../development/python-modules/pystray { };
 
-  py_stringmatching = callPackage ../development/python-modules/py_stringmatching { };
+  py-stringmatching = callPackage ../development/python-modules/py-stringmatching { };
 
   pysvg-py3 = callPackage ../development/python-modules/pysvg-py3 { };