diff --git a/support/cargo_cunew/Cargo.toml b/support/cargo_cunew/Cargo.toml
index 1b9f9aa72a7..3439e613101 100644
--- a/support/cargo_cunew/Cargo.toml
+++ b/support/cargo_cunew/Cargo.toml
@@ -17,7 +17,7 @@ include = ["README.md", "src/**", "templates/**"]
 anyhow = { workspace = true, features = ["std"] }
 cargo-generate = "0.23.9"
 # Constrain Rhai's proc-macro dependency until upstream narrows its semver range.
-rhai_codegen = "=3.1.0"
+rhai_codegen = "=3.2.0"
 clap = { workspace = true }
 include_dir = "0.7.4"
 libc = { workspace = true }