diff --git a/premake5.lua b/premake5.lua
index a6e6684b..09066927 100644
--- a/premake5.lua
+++ b/premake5.lua
@@ -49,7 +49,7 @@ project "GLFW"
         files
         {
             "src/cocoa_init.m",
-            "src/cocoa_joystick.h",
+            "src/cocoa_joystick.m",
             "src/cocoa_monitor.m",
             "src/cocoa_window.m",
             "src/cocoa_time.c",