diff --git a/lib/rline.c b/lib/rline.c
index 55001225..758ad146 100644
--- a/lib/rline.c
+++ b/lib/rline.c
@@ -564,7 +564,7 @@ char * syn_krk_types[] = {
 	"print","set","any","all","bool","ord","chr","hex","oct","filter",
 	"sorted","bytes","getattr","sum","min","max","id","hash","map","bin",
 	"enumerate","zip","setattr","property","staticmethod","classmethod",
-	"issubclass","hasattr","delattr","NotImplemented",
+	"issubclass","hasattr","delattr","NotImplemented","abs",
 	NULL
 };