diff --git a/examples/overflow/guest/Cargo.toml b/examples/overflow/guest/Cargo.toml
index 889ed85c1..e4f831051 100644
--- a/examples/overflow/guest/Cargo.toml
+++ b/examples/overflow/guest/Cargo.toml
@@ -3,10 +3,6 @@ name = "overflow-guest"
 version = "0.1.0"
 edition = "2021"
 
-[[bin]]
-name = "guest"
-path = "./src/lib.rs"
-
 [features]
 guest = []
 
diff --git a/examples/overflow/guest/src/lib.rs b/examples/overflow/guest/src/lib.rs
index 55334c61b..4c7811ec9 100644
--- a/examples/overflow/guest/src/lib.rs
+++ b/examples/overflow/guest/src/lib.rs
@@ -1,5 +1,4 @@
 #![cfg_attr(feature = "guest", no_std)]
-#![no_main]
 
 extern crate alloc;
 use alloc::vec;
diff --git a/examples/overflow/guest/src/main.rs b/examples/overflow/guest/src/main.rs
new file mode 100644
index 000000000..01eec91d6
--- /dev/null
+++ b/examples/overflow/guest/src/main.rs
@@ -0,0 +1,5 @@
+#![cfg_attr(feature = "guest", no_std)]
+#![no_main]
+
+#[allow(unused_imports)]
+use overflow_guest::*;