diff --git a/lib/koans.ex b/lib/koans.ex
index dc03601..2b3ed68 100644
--- a/lib/koans.ex
+++ b/lib/koans.ex
@@ -22,7 +22,7 @@ defmodule Koans do
           unquote(compiled_body)
           :ok
         rescue
-          e in _ -> e
+          e -> e
         end
       end
     end
@@ -37,7 +37,7 @@ defmodule Koans do
           unquote(single_var)
           :ok
         rescue
-          e in _ -> e
+          e -> e
         end
       end
     end
@@ -52,7 +52,7 @@ defmodule Koans do
           unquote(multi_var)
           :ok
         rescue
-          e in _ -> e
+          e -> e
         end
       end
     end