diff --git a/pkgs/development/python-modules/matrix-client/default.nix b/pkgs/development/python-modules/matrix-client/default.nix
index 6605009b8fdd..a2a5a155b5ea 100644
--- a/pkgs/development/python-modules/matrix-client/default.nix
+++ b/pkgs/development/python-modules/matrix-client/default.nix
@@ -8,11 +8,12 @@
 }:
 
 buildPythonPackage rec {
-  pname = "matrix_client";
+  pname = "matrix-client";
   version = "0.4.0";
 
   src = fetchPypi {
-    inherit pname version;
+    pname = "matrix_client";
+    inherit version;
     sha256 = "0mii7ib3bah5ppqs7i8sjv5l0zbl57011908m4l0jbyby90ayy06";
   };