diff --git a/ruamoko/include/input.h b/ruamoko/include/input.h
index 31408cfc9..511d43e4e 100644
--- a/ruamoko/include/input.h
+++ b/ruamoko/include/input.h
@@ -13,9 +13,9 @@ string IN_GetDeviceId (int devid);
 //IN_AxisInfo ();
 //IN_ButtonInfo ();
 string IN_GetAxisName (int devid, int axis);
-string IN_GetButtonName (int devid, int axis);
+string IN_GetButtonName (int devid, int button);
 int IN_GetAxisNumber (int devid, string axis);
-int IN_GetButtonNumber (int devid, string axis);
+int IN_GetButtonNumber (int devid, string button);
 void IN_ProcessEvents (void);
 void IN_ClearStates (void);
 int IN_GetAxisInfo (int devid, int axis, in_axisinfo_t *info);
diff --git a/ruamoko/lib/input.r b/ruamoko/lib/input.r
index 34059f853..fa91c6b1f 100644
--- a/ruamoko/lib/input.r
+++ b/ruamoko/lib/input.r
@@ -9,9 +9,9 @@ string IN_GetDeviceId (int devid) = #0;
 //IN_AxisInfo () = #0;
 //IN_ButtonInfo () = #0;
 string IN_GetAxisName (int devid, int axis) = #0;
-string IN_GetButtonName (int devid, int axis) = #0;
+string IN_GetButtonName (int devid, int button) = #0;
 int IN_GetAxisNumber (int devid, string axis) = #0;
-int IN_GetButtonNumber (int devid, string axis) = #0;
+int IN_GetButtonNumber (int devid, string button) = #0;
 void IN_ProcessEvents (void) = #0;
 void IN_ClearStates (void) = #0;
 int IN_GetAxisInfo (int devid, int axis, in_axisinfo_t *info) = #0;