ext/rinku/autolink.c in rinku-1.2.1 vs ext/rinku/autolink.c in rinku-1.2.2

@@ -135,10 +135,10 @@
 	if (!isalnum(data[0]))
 		return 0;
 
 	for (i = 1; i < size - 1; ++i) {
 		if (data[i] == '.') np++;
-		else if (!isalnum(data[i])) break;
+		else if (!isalnum(data[i]) && data[i] != '-') break;
 	}
 
 	if (!isalnum(data[i - 1]) || np == 0)
 		return 0;