diff --git a/lib/sentislang.txt b/lib/sentislang.txt
index c98670f..bd46579 100755
--- a/lib/sentislang.txt
+++ b/lib/sentislang.txt
@@ -31,6 +31,7 @@
 1.0	;o)
 1.0	%-)
 1.0	(-:
+1.0 :-)
 1.0	(:
 1.0	(o:
 1.0	8)