diff --git a/flake.nix b/flake.nix
index 5e270b4..1786e59 100644
--- a/flake.nix
+++ b/flake.nix
@@ -14,7 +14,7 @@
         pname = "stm32cubemx";
         version = "6.1.11";
         src = builtins.fetchTarball {
-          url = "http://kafpi.local/stm32cube_mx_v${
+          url = "http://kafpi.local/stm32cubemx_v${
           builtins.replaceStrings [ "." ] [ "" ] version
           }-lin.tar.gz";
           sha256 = "";