diff --git a/Node/quickstarts/uppercase-rtdb/Mdchainc b/Node/quickstarts/uppercase-rtdb/Mdchainc
new file mode 100644
index 0000000000..8b13789179
--- /dev/null
+++ b/Node/quickstarts/uppercase-rtdb/Mdchainc
@@ -0,0 +1 @@
+