diff --git a/config.def.h b/config.def.h
index b0bc752..d9a0568 100644
--- a/config.def.h
+++ b/config.def.h
@@ -20,7 +20,10 @@ static bool allowaltscreen = true;
 static unsigned int xfps = 60;
 static unsigned int actionfps = 30;
 
-/* blinking timeout (set to 0 to disable blinking) */
+/*
+ * blinking timeout (set to 0 to disable blinking) for the terminal blinking
+ * attribute.
+ */
 static unsigned int blinktimeout = 800;
 
 /* TERM value */