diff --git a/apps/crowclk/README.md b/apps/crowclk/README.md
index 24e1f95fa..98971433c 100644
--- a/apps/crowclk/README.md
+++ b/apps/crowclk/README.md
@@ -1,6 +1,7 @@
 # Crow Clock
 
 Crow Clock features the face of Mystery Science Theater's Crow T. Robot.
+The code is almost entirely based on Bold Clock.
 
 ## Features