diff --git a/algebra/short_five.hlean b/algebra/short_five.hlean
index 9fe65a8..bc371f6 100644
--- a/algebra/short_five.hlean
+++ b/algebra/short_five.hlean
@@ -70,8 +70,6 @@ section short_exact
   (is_exact_at_3 : is_exact_at_m C (S (S n)))
   (is_contr_4 : is_contr (C (S (S (S (S n))))))
 
-print is_exact_at_m C n
-
 
   /- TODO: show that this gives rise to a short exact sequence in the sense above -/
 end short_exact