diff --git a/src/cocoa_joystick.m b/src/cocoa_joystick.m
index a8121e85..2c8d82d9 100644
--- a/src/cocoa_joystick.m
+++ b/src/cocoa_joystick.m
@@ -331,7 +331,7 @@ void _glfwInitJoysticksNS(void)
         return;
     }
 
-    for (int i = 0;  i < sizeof(usages) / sizeof(long);  i++)
+    for (size_t i = 0;  i < sizeof(usages) / sizeof(long);  i++)
     {
         const long page = kHIDPage_GenericDesktop;