diff --git a/etc/config b/etc/config
index fb492ccb8..11b71b226 100755
--- a/etc/config
+++ b/etc/config
@@ -16,6 +16,7 @@ export        DIALOGRC=/etc/lunar/dialogrc
         DEFAULT_PREFIX=/usr
 
       OBSOLETE_LIB_DIR=/usr/lib/lunar/OBSOLETE
+      OBSOLETE_LD_CONF=/etc/ld.so.conf.d/obsolete-libs.conf
 
              BOOTSTRAP=/var/lib/lunar/bootstrap
               EXCLUDED=/var/lib/lunar/excluded
diff --git a/libs/build.lunar b/libs/build.lunar
index 776602de5..ae16353b0 100644
--- a/libs/build.lunar
+++ b/libs/build.lunar
@@ -92,6 +92,10 @@ save_obsolete_libraries() {
     mkdir -p "$OBSOLETE_LIB_DIR"
   fi
 
+  if [[ -d "/etc/ld.so.conf.d" && ! -f "$OBSOLETE_LD_CONF" ]]; then
+    echo "/usr/lib/lunar/OBSOLETE" > $OBSOLETE_LD_CONF
+  fi
+
   for f in $(ls -1 $OLD_LIBS/*.so* 2> /dev/null); do
     LIB=$(basename $f)
     if ! parse_iw | grep -q $LIB; then
@@ -108,6 +112,7 @@ remove_obsolete_libraries() {
   debug_msg "remove_obsolete_libraries($@)"
   verbose_msg "Removing OBSOLETE libraries"
   rm -rf "$OBSOLETE_LIB_DIR"
+  rm -f "$OBSOLETE_LD_CONF"
   ldconfig
 }