diff --git a/openbsc/tests/gbproxy/gbproxy_test.c b/openbsc/tests/gbproxy/gbproxy_test.c
index a2ff95b..b32ccb5 100644
--- a/openbsc/tests/gbproxy/gbproxy_test.c
+++ b/openbsc/tests/gbproxy/gbproxy_test.c
@@ -4842,6 +4842,8 @@
 
 int main(int argc, char **argv)
 {
+	msgb_talloc_ctx_init(NULL, 0);
+
 	osmo_init_logging(&info);
 	log_set_use_color(osmo_stderr_target, 0);
 	log_set_print_filename(osmo_stderr_target, 0);