diff --git a/extras/tests/JsonObject/CMakeLists.txt b/extras/tests/JsonObject/CMakeLists.txt
index e28e7654..6ca17198 100644
--- a/extras/tests/JsonObject/CMakeLists.txt
+++ b/extras/tests/JsonObject/CMakeLists.txt
@@ -8,7 +8,6 @@ add_executable(JsonObjectTests
 	containsKey.cpp
 	copy.cpp
 	equals.cpp
-	invalid.cpp
 	isNull.cpp
 	iterator.cpp
 	nesting.cpp
@@ -16,6 +15,7 @@ add_executable(JsonObjectTests
 	size.cpp
 	std_string.cpp
 	subscript.cpp
+	unbound.cpp
 )
 
 add_test(JsonObject JsonObjectTests)
diff --git a/extras/tests/JsonObject/invalid.cpp b/extras/tests/JsonObject/unbound.cpp
similarity index 76%
rename from extras/tests/JsonObject/invalid.cpp
rename to extras/tests/JsonObject/unbound.cpp
index 51f74d74..5164c90c 100644
--- a/extras/tests/JsonObject/invalid.cpp
+++ b/extras/tests/JsonObject/unbound.cpp
@@ -7,19 +7,19 @@
 
 using namespace Catch::Matchers;
 
-TEST_CASE("JsonObject::invalid()") {
+TEST_CASE("Unbound JsonObject") {
   JsonObject obj;
 
-  SECTION("SubscriptFails") {
+  SECTION("retrieve member") {
     REQUIRE(obj["key"].isNull());
   }
 
-  SECTION("AddFails") {
+  SECTION("add member") {
     obj["hello"] = "world";
     REQUIRE(0 == obj.size());
   }
 
-  SECTION("serialize to 'null'") {
+  SECTION("serialize") {
     char buffer[32];
     serializeJson(obj, buffer, sizeof(buffer));
     REQUIRE_THAT(buffer, Equals("null"));