diff --git a/xCAT/postscripts/ospkgs b/xCAT/postscripts/ospkgs
index 4a7f2f806..c2b4123d3 100755
--- a/xCAT/postscripts/ospkgs
+++ b/xCAT/postscripts/ospkgs
@@ -71,7 +71,11 @@ if [ $? -eq 0 ]; then
 fi
 
 if [ -z "$OSPKGDIR" ]; then
-    OSPKGDIR="$NFSSERVER$INSTALLDIR/$OSVER/$ARCH"
+    if [ $mounted -eq 0 ]; then
+        OSPKGDIR="$NFSSERVER$INSTALLDIR/$OSVER/$ARCH"
+    else
+        OSPKGDIR="$NFSSERVER/$OSVER/$ARCH"
+    fi
     if ( pmatch "$OSVER" "sles*" ); then
 	    OSPKGDIR="$OSPKGDIR/1"
     elif ( pmatch "$OSVER" "rhel*" ); then
diff --git a/xCAT/postscripts/otherpkgs b/xCAT/postscripts/otherpkgs
index bb0afce52..2fa36f409 100755
--- a/xCAT/postscripts/otherpkgs
+++ b/xCAT/postscripts/otherpkgs
@@ -229,7 +229,11 @@ if [ $? -eq 0 ]; then
 fi
 
 if [ -z "$OTHERPKGDIR" ]; then
-    OTHERPKGDIR="$NFSSERVER$INSTALLDIR/post/otherpkgs/$OSVER/$ARCH"
+    if [ $mounted -eq 0 ]; then
+        OTHERPKGDIR="$NFSSERVER$INSTALLDIR/post/otherpkgs/$OSVER/$ARCH"
+    else
+        OTHERPKGDIR="$NFSSERVER/post/otherpkgs/$OSVER/$ARCH"
+    fi
 fi
 
 if [ $mounted -eq 0 ]; then