diff --git a/plugin/gnupg.vim b/plugin/gnupg.vim
index 568b637..ae3005b 100644
--- a/plugin/gnupg.vim
+++ b/plugin/gnupg.vim
@@ -761,7 +761,9 @@ function s:GPGEncrypt()
   endif
 
   if auType == 'BufWrite'
-    setl nomodified
+    if expand('%:p') == filename
+      setl nomodified
+    endif
     setl buftype=acwrite
     let &readonly = filereadable(filename) && filewritable(filename) == 0
   endif