diff --git a/src/parser/expr.rs b/src/parser/expr.rs
index ab54245..7c8a876 100644
--- a/src/parser/expr.rs
+++ b/src/parser/expr.rs
@@ -14,11 +14,11 @@ use super::var::var;
 fn atom_paren(
     expr: impl Parser<char, Expr, Error = Error> + Clone,
 ) -> impl Parser<char, Expr, Error = Error> {
-    just("(")
+    just('(')
         .ignore_then(space())
         .then(expr)
         .then(space())
-        .then_ignore(just(")"))
+        .then_ignore(just(')'))
         .map_with_span(|((s0, inner), s1), span| Expr::Paren {
             s0,
             inner: Box::new(inner),
diff --git a/src/parser/lit.rs b/src/parser/lit.rs
index afd9251..a81d7cf 100644
--- a/src/parser/lit.rs
+++ b/src/parser/lit.rs
@@ -114,13 +114,13 @@ pub fn table_lit(
         .then(space())
         .map(|((s0, elem), s1)| (s0, elem, s1));
 
-    let trailing_comma = just(",").ignore_then(space()).or_not();
+    let trailing_comma = just(',').ignore_then(space()).or_not();
 
-    let elems = elem.separated_by(just(",")).then(trailing_comma);
+    let elems = elem.separated_by(just(',')).then(trailing_comma);
 
     just("'{")
         .ignore_then(elems)
-        .then_ignore(just("}"))
+        .then_ignore(just('}'))
         .map_with_span(|(elems, trailing_comma), span| TableLit {
             elems,
             trailing_comma,
diff --git a/src/parser/suffix.rs b/src/parser/suffix.rs
index 584bbfa..f70985a 100644
--- a/src/parser/suffix.rs
+++ b/src/parser/suffix.rs
@@ -136,11 +136,11 @@ fn suffix_field_access(
     expr: impl Parser<char, Expr, Error = Error> + Clone,
 ) -> impl Parser<char, Suffix, Error = Error> {
     space()
-        .then_ignore(just("["))
+        .then_ignore(just('['))
         .then(space())
         .then(expr)
         .then(space())
-        .then_ignore(just("]"))
+        .then_ignore(just(']'))
         .map(|(((s0, s1), index), s2)| Suffix::FieldAccess {
             s0,
             s1,
diff --git a/src/parser/table_constr.rs b/src/parser/table_constr.rs
index 1b70048..7c75229 100644
--- a/src/parser/table_constr.rs
+++ b/src/parser/table_constr.rs
@@ -12,13 +12,13 @@ pub fn table_constr_elem(
 ) -> impl Parser<char, TableConstrElem, Error = Error> {
     let lit = table_lit_elem(expr.clone()).map(TableConstrElem::Lit);
 
-    let indexed = just("[")
+    let indexed = just('[')
         .ignore_then(space())
         .then(expr.clone())
         .then(space())
-        .then_ignore(just("]"))
+        .then_ignore(just(']'))
         .then(space())
-        .then_ignore(just(":"))
+        .then_ignore(just(':'))
         .then(space())
         .then(expr)
         .map_with_span(
@@ -44,13 +44,13 @@ pub fn table_constr(
         .then(space())
         .map(|((s0, elem), s1)| (s0, elem, s1));
 
-    let trailing_comma = just(",").ignore_then(space()).or_not();
+    let trailing_comma = just(',').ignore_then(space()).or_not();
 
-    let elems = elem.separated_by(just(",")).then(trailing_comma);
+    let elems = elem.separated_by(just(',')).then(trailing_comma);
 
-    just("{")
+    just('{')
         .ignore_then(elems)
-        .then_ignore(just("}"))
+        .then_ignore(just('}'))
         .map_with_span(|(elems, trailing_comma), span| TableConstr {
             elems,
             trailing_comma,
diff --git a/src/parser/table_destr.rs b/src/parser/table_destr.rs
index 29a8389..d25590b 100644
--- a/src/parser/table_destr.rs
+++ b/src/parser/table_destr.rs
@@ -31,13 +31,13 @@ pub fn table_pattern() -> impl Parser<char, TablePattern, Error = Error> {
         .then(space())
         .map(|((s0, elem), s1)| (s0, elem, s1));
 
-    let trailing_comma = just(",").ignore_then(space()).or_not();
+    let trailing_comma = just(',').ignore_then(space()).or_not();
 
-    let elems = elem.separated_by(just(",")).then(trailing_comma);
+    let elems = elem.separated_by(just(',')).then(trailing_comma);
 
-    just("{")
+    just('{')
         .ignore_then(elems)
-        .then_ignore(just("}"))
+        .then_ignore(just('}'))
         .map_with_span(|(elems, trailing_comma), span| TablePattern {
             elems,
             trailing_comma,
diff --git a/src/parser/var.rs b/src/parser/var.rs
index a46e624..2db31d8 100644
--- a/src/parser/var.rs
+++ b/src/parser/var.rs
@@ -9,11 +9,11 @@ use super::basic::{ident, space, Error};
 fn var_access(
     expr: impl Parser<char, Expr, Error = Error> + Clone,
 ) -> impl Parser<char, Var, Error = Error> {
-    just("[")
+    just('[')
         .ignore_then(space())
         .then(expr)
         .then(space())
-        .then_ignore(just("]"))
+        .then_ignore(just(']'))
         .map_with_span(|((s0, index), s1), span| Var::Access {
             s0,
             index: Box::new(index),
@@ -28,13 +28,13 @@ fn var_assign(
     let local = text::keyword("local").ignore_then(space()).or_not();
 
     local
-        .then_ignore(just("["))
+        .then_ignore(just('['))
         .then(space())
         .then(expr.clone())
         .then(space())
-        .then_ignore(just("]"))
+        .then_ignore(just(']'))
         .then(space())
-        .then_ignore(just("="))
+        .then_ignore(just('='))
         .then(space())
         .then(expr)
         .map_with_span(
@@ -59,7 +59,7 @@ fn var_assign_ident(
     local
         .then(ident())
         .then(space())
-        .then_ignore(just("="))
+        .then_ignore(just('='))
         .then(space())
         .then(expr)
         .map_with_span(