diff --git a/Cargo.toml b/Cargo.toml
index d6abd6c..e7d606a 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,5 +1,5 @@
 [workspace]
-resolver = "2"
+resolver = "3"
 members = [
     "crates/xy-protocol",
     "crates/xy-supervisor",