diff --git a/Dungeons/keyblock.asm b/Dungeons/keyblock.asm
index 2536bde..4170b37 100644
--- a/Dungeons/keyblock.asm
+++ b/Dungeons/keyblock.asm
@@ -48,4 +48,10 @@ Object_KeyBlock:
   ; 5A - y mirror
   ; 5C - xy mirror
   ; 5E - y mirror
-}
\ No newline at end of file
+}
+
+; =============================================================================
+
+; Big chest key for compass 
+org $01EC1A
+  db $66
\ No newline at end of file