diff --git a/src/core/common.h b/src/core/common.h
index fbc28225..e1d64523 100644
--- a/src/core/common.h
+++ b/src/core/common.h
@@ -200,10 +200,15 @@ inline uint32 ldb(uint32 p, uint32 s, uint32 w)
 #define SCALE_AND_CENTER_X(x) SCREEN_STRETCH_X(x)
 #endif
 
+// these are temp marcos while we don't implement all PSP UI coordinates
 #define PSP_DEFAULT_SCREEN_WIDTH  (480)
 #define PSP_DEFAULT_SCREEN_HEIGHT (272)
-#define PSP_SCREEN_SCALE_X(a) SCREEN_SCALE_AR(SCREEN_STRETCH_X(a * ((float)DEFAULT_SCREEN_WIDTH / PSP_DEFAULT_SCREEN_WIDTH)))
-#define PSP_SCREEN_SCALE_Y(a) SCREEN_STRETCH_Y(a* ((float)DEFAULT_SCREEN_HEIGHT / PSP_DEFAULT_SCREEN_HEIGHT))
+
+#define PSP_SCALE_TO_PS2_X(a) (a * ((float)DEFAULT_SCREEN_WIDTH / PSP_DEFAULT_SCREEN_WIDTH))
+#define PSP_SCALE_TO_PS2_Y(a) (a * ((float)DEFAULT_SCREEN_HEIGHT / PSP_DEFAULT_SCREEN_HEIGHT))
+
+#define PSP_SCREEN_SCALE_X(a) SCREEN_STRETCH_X(PSP_SCALE_TO_PS2_X(a))
+#define PSP_SCREEN_SCALE_Y(a) SCREEN_STRETCH_Y(PSP_SCALE_TO_PS2_Y(a))
 #define PSP_SCREEN_SCALE_FROM_RIGHT(a) (SCREEN_WIDTH - PSP_SCREEN_SCALE_X(a))
 #define PSP_SCREEN_SCALE_FROM_BOTTOM(a) (SCREEN_HEIGHT - PSP_SCREEN_SCALE_Y(a))