diff --git a/src/asm/asmy.y b/src/asm/asmy.y
index 1b229601..52de18cf 100644
--- a/src/asm/asmy.y
+++ b/src/asm/asmy.y
@@ -997,14 +997,7 @@ incbin		: T_POP_INCBIN string
 		}
 ;
 
-charmap		: T_POP_CHARMAP string comma string
-		{
-			if (charmap_Add($2, $4[0] & 0xFF) == -1) {
-				fprintf(stderr, "Error parsing charmap. Either you've added too many (%i), or the input character length is too long (%i)' : %s\n", MAXCHARMAPS, CHARMAPLENGTH, strerror(errno));
-				yyerror("Error parsing charmap.");
-			}
-		}
-		| T_POP_CHARMAP string comma const
+charmap		: T_POP_CHARMAP string comma const
 		{
 			if (charmap_Add($2, constexpr_GetConstantValue(&$4) & 0xFF) == -1) {
 				fprintf(stderr, "Error parsing charmap. Either you've added too many (%i), or the input character length is too long (%i)' : %s\n", MAXCHARMAPS, CHARMAPLENGTH, strerror(errno));