diff --git a/host.json b/host.json
new file mode 100644
index 0000000..dccc50a
--- /dev/null
+++ b/host.json
@@ -0,0 +1,7 @@
+{
+    "version": "2.0",
+    "extensionBundle": {
+      "id": "Microsoft.Azure.Functions.ExtensionBundle",
+      "version": "[4.*, 5.0.0)"
+    }
+  }
\ No newline at end of file