diff --git a/src/func.rs b/src/func.rs
index 1a95f1f..43ae34d 100644
--- a/src/func.rs
+++ b/src/func.rs
@@ -1,4 +1,5 @@
 use alloc::{
+    borrow::Cow,
     rc::{Rc, Weak},
     vec::Vec,
 };
@@ -195,12 +196,13 @@ impl FuncInstance {
     /// [`resume_execution`]: struct.FuncInvocation.html#method.resume_execution
     pub fn invoke_resumable<'args>(
         func: &FuncRef,
-        args: &'args [RuntimeValue],
+        args: impl Into<Cow<'args, [RuntimeValue]>>,
     ) -> Result<FuncInvocation<'args>, Trap> {
+        let args = args.into();
         check_function_args(func.signature(), &args)?;
         match *func.as_internal() {
             FuncInstanceInternal::Internal { .. } => {
-                let interpreter = Interpreter::new(func, args, None)?;
+                let interpreter = Interpreter::new(func, &*args, None)?;
                 Ok(FuncInvocation {
                     kind: FuncInvocationKind::Internal(interpreter),
                 })
@@ -257,7 +259,7 @@ pub struct FuncInvocation<'args> {
 enum FuncInvocationKind<'args> {
     Internal(Interpreter),
     Host {
-        args: &'args [RuntimeValue],
+        args: Cow<'args, [RuntimeValue]>,
         host_func_index: usize,
         finished: bool,
     },
@@ -304,7 +306,7 @@ impl<'args> FuncInvocation<'args> {
                     return Err(ResumableError::AlreadyStarted);
                 }
                 *finished = true;
-                Ok(externals.invoke_index(*host_func_index, args.clone().into())?)
+                Ok(externals.invoke_index(*host_func_index, args.as_ref().into())?)
             }
         }
     }
diff --git a/src/tests/host.rs b/src/tests/host.rs
index 99b7416..b7c515f 100644
--- a/src/tests/host.rs
+++ b/src/tests/host.rs
@@ -285,7 +285,7 @@ fn resume_call_host_func() {
     let export = instance.export_by_name("test").unwrap();
     let func_instance = export.as_func().unwrap();
 
-    let mut invocation = FuncInstance::invoke_resumable(&func_instance, &[]).unwrap();
+    let mut invocation = FuncInstance::invoke_resumable(&func_instance, &[][..]).unwrap();
     let result = invocation.start_execution(&mut env);
     match result {
         Err(ResumableError::Trap(_)) => {}
@@ -330,7 +330,7 @@ fn resume_call_host_func_type_mismatch() {
         let export = instance.export_by_name("test").unwrap();
         let func_instance = export.as_func().unwrap();
 
-        let mut invocation = FuncInstance::invoke_resumable(&func_instance, &[]).unwrap();
+        let mut invocation = FuncInstance::invoke_resumable(&func_instance, &[][..]).unwrap();
         let result = invocation.start_execution(&mut env);
         match result {
             Err(ResumableError::Trap(_)) => {}