diff --git a/configure.ac b/configure.ac
index b0d6b23..90a95e6 100644
--- a/configure.ac
+++ b/configure.ac
@@ -46,6 +46,7 @@
 PKG_CHECK_MODULES(LIBOSMOABIS, libosmoabis >= 0.2.0)
 PKG_CHECK_MODULES(LIBOSMOGB, libosmogb >= 0.6.4)
 PKG_CHECK_MODULES(LIBOSMONETIF, libosmo-netif >= 0.0.1)
+PKG_CHECK_MODULES(LIBOSMOSIGTRAN, libosmo-sigtran) # TODO version?
 PKG_CHECK_MODULES(LIBCRYPTO, libcrypto >= 0.9.5)
 
 # Enabke/disable the NAT?
@@ -98,7 +99,6 @@
 if test "x$osmo_ac_iu" = "xyes" ; then
     PKG_CHECK_MODULES(LIBASN1C, libasn1c) # TODO version?
     PKG_CHECK_MODULES(LIBOSMORANAP, libosmo-ranap) # TODO version?
-    PKG_CHECK_MODULES(LIBOSMOSIGTRAN, libosmo-sigtran) # TODO version?
     AC_DEFINE(BUILD_IU, 1, [Define if we want to build IuPS and IuCS interfaces support])
 fi
 AM_CONDITIONAL(BUILD_IU, test "x$osmo_ac_iu" = "xyes")