diff --git a/src/bin/wasmtime.rs b/src/bin/wasmtime.rs
index 1801a335c8..e16724e9bb 100644
--- a/src/bin/wasmtime.rs
+++ b/src/bin/wasmtime.rs
@@ -314,7 +314,7 @@ fn rmain() -> Result<(), Error> {
 
     module_registry.insert(
         "wasi_unstable".to_owned(),
-        Instance::from_handle(store.clone(), wasi)?,
+        Instance::from_handle(store.clone(), wasi.clone())?,
     );
     module_registry.insert(
         "wasi_unstable_preview0".to_owned(),