diff --git a/rustemo-compiler/src/grammar/tests/mod.rs b/rustemo-compiler/src/grammar/tests/mod.rs
index e8a0e175..0170c739 100644
--- a/rustemo-compiler/src/grammar/tests/mod.rs
+++ b/rustemo-compiler/src/grammar/tests/mod.rs
@@ -110,7 +110,7 @@ fn terminals_regex() {
         &["STOP", "foo", "some", "rmatch_term", "more_regex"]
     );
     for (term_name, term_regex) in
-        [("rmatch_term", r#""[^"]+""#), ("more_regex", r#"\d{2,5}"#)]
+        [("rmatch_term", r#""[^"]+""#), ("more_regex", r"\d{2,5}")]
     {
         assert!(match grammar
             .symbol_to_term(grammar.term_by_name[term_name])
diff --git a/rustemo-compiler/src/grammar/types/tests.rs b/rustemo-compiler/src/grammar/types/tests.rs
index 0b7d42af..75caf56c 100644
--- a/rustemo-compiler/src/grammar/types/tests.rs
+++ b/rustemo-compiler/src/grammar/types/tests.rs
@@ -5,7 +5,7 @@ use crate::{
 
 #[test]
 fn symbols_type_deduction() {
-    let grammar: Grammar = r#"
+    let grammar: Grammar = r"
             A: myb=B c=C {MyKind}| B c=C | D {MyD}
              | Num | Recursive | OneOrMoreRecursive;
             B: C | EMPTY;
@@ -71,7 +71,7 @@ fn symbols_type_deduction() {
             Ta: 'a';
             Tb: 'b';
             Tc: 'c';
-        "#
+        "
     .parse()
     .unwrap();
 
diff --git a/rustemo-compiler/src/table/mod.rs b/rustemo-compiler/src/table/mod.rs
index 4cd12a0c..1ff47747 100644
--- a/rustemo-compiler/src/table/mod.rs
+++ b/rustemo-compiler/src/table/mod.rs
@@ -1597,7 +1597,7 @@ mod tests {
         assert_eq!(per_next_symbol.len(), 4);
         assert_eq!(
             per_next_symbol.keys().cloned().collect::<Vec<_>>(),
-            vec![1, 2, 3, 5]
+            [1, 2, 3, 5]
                 .iter()
                 .map(|v| SymbolIndex(*v))
                 .collect::<Vec<_>>()