diff --git a/build_toolchain.sh b/build_toolchain.sh
index e36e36fe1005265cdb88bb08ede58f71d583482b..62da0492501a9dd96fbf0317050fbba3b41add0c 100755
--- a/build_toolchain.sh
+++ b/build_toolchain.sh
@@ -84,6 +84,9 @@ build_oblibs() {
     cd oblibs
     check_tag "${oblibs_tag}"
     ./configure \
+        --prefix=/usr \
+        --with-lib=/usr/lib/skalibs \
+        --with-lib=/usr/lib/execline \
         --enable-shared
 
     make install || return 1