diff --git a/src/api/run.rs b/src/api/run.rs
index 96faee2e..34f1d106 100644
--- a/src/api/run.rs
+++ b/src/api/run.rs
@@ -122,12 +122,12 @@ impl Engine {
 
         let statements = ast.statements();
         if !statements.is_empty() {
-            let lib = [
+            let lib: &[crate::Shared<crate::Module>] = &[
                 #[cfg(not(feature = "no_function"))]
-                AsRef::<crate::Shared<_>>::as_ref(ast).clone(),
+                AsRef::<crate::Shared<crate::Module>>::as_ref(ast).clone(),
             ];
             let lib = if lib.first().map_or(true, |m| m.is_empty()) {
-                &lib[0..0]
+                &[][..]
             } else {
                 &lib
             };
diff --git a/src/types/fn_ptr.rs b/src/types/fn_ptr.rs
index 810dd5a8..b7ac5468 100644
--- a/src/types/fn_ptr.rs
+++ b/src/types/fn_ptr.rs
@@ -150,17 +150,15 @@ impl FnPtr {
         let mut arg_values = crate::StaticVec::new_const();
         args.parse(&mut arg_values);
 
-        let lib = [
+        let lib: &[crate::Shared<crate::Module>] = &[
             #[cfg(not(feature = "no_function"))]
-            AsRef::<crate::Shared<_>>::as_ref(ast).clone(),
+            AsRef::<crate::Shared<crate::Module>>::as_ref(ast).clone(),
         ];
         let lib = if lib.first().map_or(true, |m| m.is_empty()) {
-            &lib[0..0]
+            &[][..]
         } else {
             &lib
         };
-        #[cfg(feature = "no_function")]
-        let lib = &[];
 
         #[allow(deprecated)]
         let ctx = NativeCallContext::new(engine, self.fn_name(), lib);