diff --git a/src/json_test.c b/src/json_test.c
index f9dc9cd98..7c1027596 100644
--- a/src/json_test.c
+++ b/src/json_test.c
@@ -63,7 +63,9 @@ static cJSON *export_a_region(CuTest * tc, const struct terrain_type *terrain, r
     json = cJSON_Parse(buf);
     CuAssertPtrNotNull(tc, json);
     CuAssertIntEquals(tc, cJSON_Object, json->type);
-    json = cJSON_GetObjectItem(json, "regions");
+    CuAssertPtrEquals(tc, 0, cJSON_GetObjectItem(json, "factions"));
+    CuAssertPtrEquals(tc, 0, cJSON_GetObjectItem(json, "units"));
+    CuAssertPtrNotNull(tc, json = cJSON_GetObjectItem(json, "regions"));
     CuAssertIntEquals(tc, cJSON_Object, json->type);
     json = json->child;
     CuAssertIntEquals(tc, r->uid, atoi(json->string));