diff --git a/fox32rom.def.okm b/fox32rom.def.okm
index c301695..5b107b1 100644
--- a/fox32rom.def.okm
+++ b/fox32rom.def.okm
@@ -26,6 +26,9 @@ MODULE Fox32ROM;
     EXTERN PROCEDURE NewEvent: INT;
     EXTERN PROCEDURE GetNextEvent: INT;
     EXTERN PROCEDURE ScancodeToAscii: INT;
+    EXTERN PROCEDURE ShiftPressed: INT;
+    EXTERN PROCEDURE ShiftReleased: INT;
+    EXTERN PROCEDURE CapsPressed: INT;
 
     EXTERN PROCEDURE FillBackground: INT;
     EXTERN PROCEDURE DrawStrToBackground: INT;
diff --git a/fox32rom_okm.asm b/fox32rom_okm.asm
index 176aa98..44e4327 100644
--- a/fox32rom_okm.asm
+++ b/fox32rom_okm.asm
@@ -46,10 +46,22 @@ GetNextEvent:
     pop r8
     ret
 
-; PROCEDURE ScancodeToAscii(scancode: CHAR): CHAR;
+; PROCEDURE ScancodeToAscii(scancode: CHAR;): CHAR;
 ScancodeToAscii:
     jmp scancode_to_ascii
 
+; PROCEDURE ShiftPressed();
+ShiftPressed:
+    jmp shift_pressed
+
+; PROCEDURE ShiftReleased();
+ShiftReleased:
+    jmp shift_released
+
+; PROCEDURE CapsPressed();
+CapsPressed:
+    jmp caps_pressed
+
 ; PROCEDURE FillBackground(color: INT;);
 FillBackground:
     jmp fill_background