diff --git a/actix-web-codegen/Cargo.toml b/actix-web-codegen/Cargo.toml
index 1bf78f997..da37b8de6 100644
--- a/actix-web-codegen/Cargo.toml
+++ b/actix-web-codegen/Cargo.toml
@@ -23,3 +23,4 @@ actix-rt = "1.0.0"
 actix-web = "3.0.0"
 futures-util = { version = "0.3.5", default-features = false }
 trybuild = "1"
+rustversion = "1"
diff --git a/actix-web-codegen/tests/trybuild.rs b/actix-web-codegen/tests/trybuild.rs
index 3bdc616da..36e70ff26 100644
--- a/actix-web-codegen/tests/trybuild.rs
+++ b/actix-web-codegen/tests/trybuild.rs
@@ -1,4 +1,5 @@
 #[test]
+#[rustversion::stable(1.42)]
 fn compile_macros() {
     let t = trybuild::TestCases::new();