diff --git a/HttpExample/function.json b/HttpExample/function.json
index acae8b7..a56131c 100644
--- a/HttpExample/function.json
+++ b/HttpExample/function.json
@@ -17,8 +17,8 @@
       "type": "cosmosDB",
       "direction": "out",
       "databaseName": "mydatabase",
-			"collectionName": "mycollection",
-      "connectionStringSetting": "CosmosDBConnectionString"      
+			"containerName": "mycollection",
+      "connection": "CosmosDBConnectionString"      
     }
 ]
 }
\ No newline at end of file
diff --git a/host.json b/host.json
index 9343914..f61b9c4 100644
--- a/host.json
+++ b/host.json
@@ -2,7 +2,7 @@
 	"version": "2.0",
 	"extensionBundle": {
 		"id": "Microsoft.Azure.Functions.ExtensionBundle",
-		"version": "[2.*, 3.0.0)"
+		"version": "[4.*, 5.0.0)"
 	},
 	"customHandler": {	    
 		"description": {