diff --git a/src/gbasm/parser.c b/src/gbasm/parser.c
index d196bec..7e8e28c 100644
--- a/src/gbasm/parser.c
+++ b/src/gbasm/parser.c
@@ -12,7 +12,7 @@
 #define GBASM_MAX_TOKENS (GBASM_MAX_OPERANDS + 1) /* One for opcode */
 #define GBASM_LINE_DELIMS "\n"
 #define GBASM_COMMENT_DELIMS ";"
-#define GBASM_WHITESPACE_DELIMS " \t"
+#define GBASM_WHITESPACE_DELIMS " \t,"
 
 /* Returns the number of tokens in the line */
 static int gbasm_tokenize_line(char *line,