diff --git a/openbsc/tests/oap/oap_test.c b/openbsc/tests/oap/oap_test.c
index 339d774..d200ed2 100644
--- a/openbsc/tests/oap/oap_test.c
+++ b/openbsc/tests/oap/oap_test.c
@@ -234,6 +234,7 @@
 
 int main(int argc, char **argv)
 {
+	msgb_talloc_ctx_init(NULL, 0);
 	osmo_init_logging(&info);
 
 	test_oap_api();