diff --git a/Python/compile.c b/Python/compile.c
index 565c65c..9ce3a33 100644
--- a/Python/compile.c
+++ b/Python/compile.c
@@ -529,7 +529,7 @@
 		return newsizedstringobject(s, len);
 	v = newsizedstringobject((char *)NULL, len);
 	p = buf = getstringvalue(v);
-	while (*s != '\0' && *s != '\'') {
+	while (*s != '\0' && *s != quote) {
 		if (*s != '\\') {
 			*p++ = *s++;
 			continue;