diff --git a/configure.ac b/configure.ac

index 5facc75..6bc23a7 100644

--- a/configure.ac

+++ b/configure.ac

@@ -637,6 +645,7 @@ AC_ARG_ENABLE(load-extension, AC_HELP_STRING([--enable-load-extension],

       [use_loadextension=$enableval],[use_loadextension=no])

 if test "${use_loadextension}" = "yes" ; then

   OPT_FEATURE_FLAGS=""

+  AC_SEARCH_LIBS(dlopen, dl)

 else

   OPT_FEATURE_FLAGS="-DSQLITE_OMIT_LOAD_EXTENSION=1"

 fi