diff --git a/examples/calculator/src/ast_actions/calculator02_ambig_actions.rs b/examples/calculator/src/ast_actions/calculator02_ambig_actions.rs
index 92814b1c..5f7112d6 100644
--- a/examples/calculator/src/ast_actions/calculator02_ambig_actions.rs
+++ b/examples/calculator/src/ast_actions/calculator02_ambig_actions.rs
@@ -36,6 +36,7 @@ pub struct EC5 {
     pub e_3: Box<E>,
 }
 #[derive(Debug, Clone)]
+#[allow(clippy::enum_variant_names)]
 pub enum E {
     C1(EC1),
     C2(EC2),
diff --git a/rustemo-compiler/src/table/mod.rs b/rustemo-compiler/src/table/mod.rs
index 6952e3fe..c563b1bf 100644
--- a/rustemo-compiler/src/table/mod.rs
+++ b/rustemo-compiler/src/table/mod.rs
@@ -793,7 +793,7 @@ impl<'g, 's> LRTable<'g, 's> {
                         assert!(shifts.len() <= 1);
 
                         let mut should_reduce = true;
-                        if let Some(shift) = shifts.get(0) {
+                        if let Some(shift) = shifts.first() {
                             // Shift/Reduce conflict. Use assoc and priority to
                             // resolve. For disambiguation treat ACCEPT action the
                             // same as SHIFT.