diff --git a/Cargo.toml b/Cargo.toml
index 0bda405..3076892 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,2 +1,3 @@
 [workspace]
-members = ["helloworld"]
\ No newline at end of file
+members = ["helloworld"]
+resolver = "2"