diff --git a/openbsc/src/nat/bsc_nat.c b/openbsc/src/nat/bsc_nat.c
index 16ffa0a..32f2196 100644
--- a/openbsc/src/nat/bsc_nat.c
+++ b/openbsc/src/nat/bsc_nat.c
@@ -815,9 +815,19 @@
 	}
 }
 
+extern void *tall_msgb_ctx;
+extern void *tall_ctr_ctx;
+static void talloc_init_ctx()
+{
+	tall_bsc_ctx = talloc_named_const(NULL, 0, "nat");
+	tall_msgb_ctx = talloc_named_const(tall_bsc_ctx, 0, "msgb");
+	tall_ctr_ctx = talloc_named_const(tall_bsc_ctx, 0, "counter");
+}
+
 int main(int argc, char** argv)
 {
-	tall_bsc_ctx = talloc_named_const(NULL, 1, "nat");
+	talloc_init_ctx();
+
 
 	log_init(&log_info);
 	stderr_target = log_target_create_stderr();