diff --git a/Changelog.draft.rst b/Changelog.draft.rst
index e4b8055..909ebd6 100644
--- a/Changelog.draft.rst
+++ b/Changelog.draft.rst
@@ -21,6 +21,9 @@ Changes
 Bug Fixes
 ---------
 
+* New emails are not created with "-rwxr-xr-x" but as "-rw-r--r--"
+  anymore, fixing a regression in 6.3.4.
+
 Pending for the next major release
 ==================================
 
diff --git a/offlineimap/folder/Maildir.py b/offlineimap/folder/Maildir.py
index 894328c..2bfd394 100644
--- a/offlineimap/folder/Maildir.py
+++ b/offlineimap/folder/Maildir.py
@@ -238,7 +238,7 @@ class MaildirFolder(BaseFolder):
         # open file and write it out
         try:
             fd = os.open(os.path.join(tmpdir, messagename),
-                           os.O_EXCL|os.O_CREAT|os.O_WRONLY)
+                           os.O_EXCL|os.O_CREAT|os.O_WRONLY, 0666)
         except OSError, e:
             if e.errno == 17: 
                 #FILE EXISTS ALREADY