diff --git a/lib/mkmf.rb b/lib/mkmf.rb
index d9bc3c5716..d456438604 100644
--- a/lib/mkmf.rb
+++ b/lib/mkmf.rb
@@ -325,6 +325,7 @@ def create_makefile(target)
 
   if $configure_args['--enable-shared']
     $libs = CONFIG["LIBRUBYARG"] + " " + $libs
+    $DLDFLAGS += " -L" + CONFIG["libdir"]
   end
 
   defflag = ''