diff --git a/parser/src/lexer.rs b/parser/src/lexer.rs
index bb2b3bcd3..619b2dd1a 100644
--- a/parser/src/lexer.rs
+++ b/parser/src/lexer.rs
@@ -687,9 +687,7 @@ where
 
             match self.chr0 {
                 Some('0'..='9') => return Some(self.lex_number()),
-                Some('_') | Some('a'..='z') | Some('A'..='Z') => {
-                    return Some(self.lex_identifier())
-                }
+                Some('_') | Some('a'..='z') | Some('A'..='Z') => return Some(self.lex_identifier()),
                 Some('#') => {
                     self.lex_comment();
                     continue;
diff --git a/rustfmt.toml b/rustfmt.toml
index ae9df8459..32a9786fa 100644
--- a/rustfmt.toml
+++ b/rustfmt.toml
@@ -1 +1 @@
-version = "One"
+edition = "2018"