diff --git a/configure.ac b/configure.ac
index 49afb7b..05bea8a 100644
--- a/configure.ac
+++ b/configure.ac
@@ -43,7 +43,7 @@
 PKG_CHECK_MODULES(LIBOSMOGSM, libosmogsm >= 1.10.0)
 PKG_CHECK_MODULES(LIBOSMOABIS, libosmoabis >= 1.6.0)
 PKG_CHECK_MODULES(LIBOSMONETIF, libosmo-netif >= 1.5.0)
-PKG_CHECK_MODULES(LIBOSMOSIGTRAN, libosmo-sigtran >= 1.9.0)
+PKG_CHECK_MODULES(LIBOSMOSIGTRAN, libosmo-sigtran >= 2.0.0)
 PKG_CHECK_MODULES(LIBOSMOMGCPCLIENT, libosmo-mgcp-client >= 1.13.0)
 PKG_CHECK_MODULES(LIBOSMOGSUPCLIENT, libosmo-gsup-client >= 1.8.0)