diff --git a/crates/wasm-backend-traits/src/lib.rs b/crates/wasm-backend-traits/src/lib.rs
index 51ec529b..d7c51dbc 100644
--- a/crates/wasm-backend-traits/src/lib.rs
+++ b/crates/wasm-backend-traits/src/lib.rs
@@ -66,15 +66,10 @@ pub trait Exports<WB: WasmBackend> {
         name: &str,
     ) -> wasmer_core::error::ResolveResult<T>;
 
-    fn get_func<'a, Args: wasmer_core::types::WasmExternType, Rets: wasmer_core::types::WasmExternType>(
+    fn get_func_no_args<'a, Rets: wasmer_core::typed_func::WasmTypeList + 'a>(
         &'a self,
         name: &str,
-    ) -> wasmer_core::error::ResolveResult<Box<dyn Fn(i32) -> ()/*wasmer_core::error::RuntimeResult<Rets>*/ + 'a>>;// wasmer_core::error::ResolveResult<Box<dyn Fn(Args) -> wasmer_core::error::RuntimeResult<Rets> + 'a>>;
-
-    fn get_func2<'a, Args>(
-        &'a self,
-        name: &str,
-    ) -> Box<dyn Fn(Args) -> ()>;
+    ) -> wasmer_core::error::ResolveResult<Box<dyn Fn() -> wasmer_core::error::RuntimeResult<Rets> + 'a>>;
 }
 
 pub enum Export<M: MemoryExport, F: FunctionExport> {
diff --git a/crates/wasmer-backend/src/lib.rs b/crates/wasmer-backend/src/lib.rs
index 871a555a..88adc6ed 100644
--- a/crates/wasmer-backend/src/lib.rs
+++ b/crates/wasmer-backend/src/lib.rs
@@ -20,6 +20,7 @@ use wasmer_core::error::{ResolveError, ResolveResult};
 use wasmer_core::fault::raw::longjmp;
 use wasmer_core::Func;
 use wasmer_core::module::ExportIndex;
+use wasmer_core::typed_func::WasmTypeList;
 //use wasmer_core::prelude::vm::Ctx;
 use wasmer_core::types::{FuncSig, LocalOrImport, WasmExternType};
 use wasmer_wasi::state::WasiState;
@@ -237,30 +238,25 @@ impl Exports<WasmerBackend> for WasmerInstance {
         self.instance.exports.get(name)
     }
 
-    fn get_func<'a, Args: WasmExternType, Rets: WasmExternType>(
+    fn get_func_no_args<'a, Rets: WasmTypeList + 'a>(
         &'a self,
         name: &str,
-    ) -> wasmer_core::error::ResolveResult<Box<dyn Fn(i32) -> () +'a>> {
+    ) -> wasmer_core::error::ResolveResult<
+        Box<dyn Fn() -> wasmer_core::error::RuntimeResult<Rets> + 'a>,
+    > {
         self.instance
             .exports
-            .get::<Func<'a, Args, Rets>>(name)
-            .map(|_| {
-                let func = |args: i32| -> ()  {};
-
-                Box::new(func)
+            .get::<Func<'a, (), Rets>>(name)
+            .map(|func| {
+                let func: Box<dyn Fn() -> wasmer_core::error::RuntimeResult<Rets> + 'a> =
+                    Box::new(
+                        move || -> wasmer_core::error::RuntimeResult<Rets> {
+                            func.call()
+                        },
+                    );
+                func
             })
     }
-
-    fn get_func2<'a, Args>(
-        &'a self,
-        name: &str,
-    ) -> Box<dyn Fn(Args) -> ()/*wasmer_core::error::RuntimeResult<Rets>*/> {
-        let func = move |args: Args| -> () /*wasmer_core::error::RuntimeResult<Rets>*/ {
-            //func.call(args)
-        };
-
-        Box::new(func)
-    }
 }
 
 fn export_from_wasmer_export(
diff --git a/runtime/src/module/marine_module.rs b/runtime/src/module/marine_module.rs
index d27fa9f7..39ffd940 100644
--- a/runtime/src/module/marine_module.rs
+++ b/runtime/src/module/marine_module.rs
@@ -148,8 +148,8 @@ impl<WB: WasmBackend> MModule<WB> {
 
         // call _start to populate the WASI state of the module
         #[rustfmt::skip]
-        if let Ok(start_func) = wasmer_instance.exports().get::<wasmer_runtime::Func<'_, (), ()>>("_start") {
-            start_func.call()?;
+        if let Ok(start_func) = wasmer_instance.exports().get_func_no_args::<'_,  ()>("_start") {
+            start_func()?;
         }
 
         Ok(Self {