diff --git a/Library/Homebrew/download_strategy.rb b/Library/Homebrew/download_strategy.rb
index 33f824dba9..597ab1ad9a 100644
--- a/Library/Homebrew/download_strategy.rb
+++ b/Library/Homebrew/download_strategy.rb
@@ -129,7 +129,7 @@ class VCSDownloadStrategy < AbstractDownloadStrategy
       unless current_revision == @revision
         raise <<-EOS.undent
           #{@ref} tag should be #{@revision}
-          but is actually #{current_revision}!
+          but is actually #{current_revision}
         EOS
       end
     end