diff --git a/lvgl-codegen/src/lib.rs b/lvgl-codegen/src/lib.rs
index 5378283..d10fa4a 100644
--- a/lvgl-codegen/src/lib.rs
+++ b/lvgl-codegen/src/lib.rs
@@ -228,7 +228,7 @@ impl Rusty for LvFunc {
 
         // TODO Unsafe function for getters should be lvgl_sys::lv_bar_get_value(self.core.raw().as_ptr()) ?
         // Currently they are lvgl_sys :: lv_bar_get_value (self . core . raw () . as_mut ()) }
-        let args_call = self
+        let ffi_args = self
             .args
             .iter()
             .enumerate()
@@ -253,14 +253,14 @@ impl Rusty for LvFunc {
 
         // NOTE: When the function returns something we can 'avoid' placing an Ok()
         // at the end.
-        let return_ok_at_the_end = if return_type.is_empty() {
+        let explicit_ok = if return_type.is_empty() {
             quote!(Ok(()))
         } else {
             quote!()
         };
 
         // And we can also return from the unsafe block by removing the ; at the end
-        let implicit_return = if has_return_value {
+        let optional_semicolon = if has_return_value {
             quote!()
         } else {
             quote!(;)
@@ -270,10 +270,10 @@ impl Rusty for LvFunc {
             pub fn #func_name(#args_decl) -> #return_type {
                 #args_processing
                 unsafe {
-                    lvgl_sys::#original_func_name(#args_call)#implicit_return
+                    lvgl_sys::#original_func_name(#ffi_args)#optional_semicolon
                 }
 
-                #return_ok_at_the_end
+                #explicit_ok
             }
         })
     }