diff --git a/op/op.Settings.php b/op/op.Settings.php
index c72aaa84b..1e199a30d 100644
--- a/op/op.Settings.php
+++ b/op/op.Settings.php
@@ -273,7 +273,7 @@ if ($action == "saveSettings")
   // SETTINGS - ADVANCED - SERVER
   setStrValue("coreDir");
   setStrValue("luceneClassDir");
-  setIntValue("contentOffsetDir");
+  setStrValue("contentOffsetDir");
   setIntValue("maxDirID");
   setIntValue("updateNotifyTime");
   setIntValue("maxExecutionTime");