diff --git a/15/reference.txt b/15/reference.txt
index 109d3ef..a214f67 100644
--- a/15/reference.txt
+++ b/15/reference.txt
@@ -1 +1 @@
-Somok Bebul Tong. Joshuwa 1-24
\ No newline at end of file
+Somok Bebul Tong: Joshuwa 1-24
\ No newline at end of file