diff --git a/autogen.sh b/autogen.sh
index 3027f83153..2d4acdfef1 100755
--- a/autogen.sh
+++ b/autogen.sh
@@ -47,7 +47,7 @@ fi
 
 if [ ! -L /bin ]; then
 args="$args \
---with-rootprefix= \
+--with-rootprefix=/ \
 --with-rootlibdir=$(libdir /lib) \
 "
 fi