diff --git a/lib/twine/formatters/gettext.rb b/lib/twine/formatters/gettext.rb
index 2ac5b0d..f7e5bb7 100644
--- a/lib/twine/formatters/gettext.rb
+++ b/lib/twine/formatters/gettext.rb
@@ -81,7 +81,7 @@ module Twine
                   end
 
                   if comment && comment.length > 0
-                    f.print ".# \"#{comment}\"\n"
+                    f.print "#. \"#{comment}\"\n"
                   end
 
                   f.print "msgctxt \"#{key}\"\nmsgid \"#{basetrans}\"\n"