diff --git a/src/asm/lexer.c b/src/asm/lexer.c
index cbd39cf5..af754684 100644
--- a/src/asm/lexer.c
+++ b/src/asm/lexer.c
@@ -565,6 +565,9 @@ yylex_ReadQuotedString()
 			case '"':
 				ch = '"';
 				break;
+			case ',':
+				ch = ',';
+				break;
 			case '{':
 				ch = '{';
 				break;
@@ -704,6 +707,9 @@ yylex_MACROARGS()
 			case '\\':
 				ch = '\\';
 				break;
+			case ',':
+				ch = ',';
+				break;
 			case '{':
 				ch = '{';
 				break;