diff --git a/ofdm/timing_frame.m b/ofdm/timing_frame.m
index 087146b..09fdb4c 100644
--- a/ofdm/timing_frame.m
+++ b/ofdm/timing_frame.m
@@ -16,7 +16,7 @@ if 1
             pause (0.01); 
         end
         valid = 1;
-        kc = mean(abs(Xk))
+        kc = mean(abs(Xk));
     end
     Zi.Zk = Z;
 end