diff --git a/base/dlog/dlog.conf b/base/dlog/dlog.conf
index ee101eb89..bbed88004 100644
--- a/base/dlog/dlog.conf
+++ b/base/dlog/dlog.conf
@@ -12,4 +12,9 @@
 # GNU General Public License can be found in the file COPYING.
 # --- SDE-COPYRIGHT-NOTE-END ---
 
+if [ "$prefix_auto" == "1" ]; then
+        prefix="opt/dlog"
+        set_confopt
+fi
+
 configscript='./configure.pl'