need braces when including objects references
diff --git a/streams-config/src/test/resources/customChild.conf b/streams-config/src/test/resources/customChild.conf
index 376e5e5..c1158ab 100644
--- a/streams-config/src/test/resources/customChild.conf
+++ b/streams-config/src/test/resources/customChild.conf
@@ -13,4 +13,4 @@
# KIND, either express or implied. See the License for the
# specific language governing permissions and limitations
# under the License.
-childPath = include "custom.conf"
\ No newline at end of file
+childPath = { include "custom.conf" }
\ No newline at end of file
