diff --git a/host.json b/host.json
index 3823e50..f749b26 100644
--- a/host.json
+++ b/host.json
@@ -2,7 +2,7 @@
     "version": "2.0",
     "extensionBundle": {
       "id": "Microsoft.Azure.Functions.ExtensionBundle",
-      "version": "[1.*, 2.0.0)"
+      "version": "[1.*, 3.0.0)"
     },
     "extensions": {
       "timer": {