diff --git a/interface.md b/interface.md
index 7bcc46c..6881adf 100644
--- a/interface.md
+++ b/interface.md
@@ -72,7 +72,7 @@ Super Karel is an extension to the basic Karel the Karel library. Super Karel is
 - `no_beepers_present :: Karel -> Bool`<br>
   Returns `True` if there is not beeper at the current intersection, `False` if there is a beeper at the current intersection.
 - `notFacing :: Direction -> Karel -> Bool`<br>
-  Returns `True` if Karel is not facing queried direction, `False` if he is facing north.
+  Returns `True` if Karel is not facing queried direction, `False` if he is not.
 - `notFacingNorth :: Karel -> Bool`<br>
   Returns `True` if Karel is not facing north, `False` if he is facing north.
 - `facingSouth :: Karel -> Bool`<br>