diff --git a/src/osgDB/DatabasePager.cpp b/src/osgDB/DatabasePager.cpp
index bfc0b3028..df319c668 100644
--- a/src/osgDB/DatabasePager.cpp
+++ b/src/osgDB/DatabasePager.cpp
@@ -25,7 +25,7 @@ DatabasePager::DatabasePager()
     _fileRequestListEmptyBlock = new Block;
 
     _threadPriorityDuringFrame = PRIORITY_MIN;
-    _threadPriorityOutwithFrame = PRIORITY_NOMINAL;
+    _threadPriorityOutwithFrame = PRIORITY_MIN;
 
 #if 1
     _deleteRemovedSubgraphsInDatabaseThread = true;