diff --git a/otpkx-content.tex b/otpkx-content.tex
index 3ac44b0..a4588aa 100644
--- a/otpkx-content.tex
+++ b/otpkx-content.tex
@@ -783,7 +783,7 @@ \section{Conclusions}
 meetings to exchange the randomness.
 If Alice and Bob run out of randomness they can fall back to e.g.~\ac{OTR}, but 
 then they lose deniability against Eve.
-In either case, they are never worse of than using \ac{OTR} or TextSecure.
+In either case, they are never worse off than using \ac{OTR} or TextSecure.
 
 We also showed that our scheme is usable.
 We found that a typical exchange of key material requires less than