diff --git a/lib/configure.py b/lib/configure.py
index 59b39c8cc7..69aeeaf96b 100644
--- a/lib/configure.py
+++ b/lib/configure.py
@@ -196,7 +196,7 @@ def checkUpgradeWin():
     if os.path.isfile(lyxrc):
         return
     olddir = os.path.join(os.path.dirname(cwd), "LyX2.3")
-    if not os.path.isdir(oldir):
+    if not os.path.isdir(olddir):
         return
     logger.info('Copying ' + olddir + ' into ' + cwd)
     copy_tree(olddir, cwd, True)
diff --git a/po/messages.mo b/po/messages.mo
deleted file mode 100644
index a957c28e0f..0000000000
Binary files a/po/messages.mo and /dev/null differ