diff --git a/meilisearch-core/src/query_builder.rs b/meilisearch-core/src/query_builder.rs
index 64203a6c7..bd02e7281 100644
--- a/meilisearch-core/src/query_builder.rs
+++ b/meilisearch-core/src/query_builder.rs
@@ -304,22 +304,22 @@ mod tests {
     use meilisearch_schema::Schema;
 
     fn is_cjk(c: char) -> bool {
-        (c >= '\u{1100}' && c <= '\u{11ff}')  // Hangul Jamo
-            || (c >= '\u{2e80}' && c <= '\u{2eff}')  // CJK Radicals Supplement
-            || (c >= '\u{2f00}' && c <= '\u{2fdf}') // Kangxi radical
-            || (c >= '\u{3000}' && c <= '\u{303f}') // Japanese-style punctuation
-            || (c >= '\u{3040}' && c <= '\u{309f}') // Japanese Hiragana
-            || (c >= '\u{30a0}' && c <= '\u{30ff}') // Japanese Katakana
-            || (c >= '\u{3100}' && c <= '\u{312f}')
-            || (c >= '\u{3130}' && c <= '\u{318F}') // Hangul Compatibility Jamo
-            || (c >= '\u{3200}' && c <= '\u{32ff}') // Enclosed CJK Letters and Months
-            || (c >= '\u{3400}' && c <= '\u{4dbf}') // CJK Unified Ideographs Extension A
-            || (c >= '\u{4e00}' && c <= '\u{9fff}') // CJK Unified Ideographs
-            || (c >= '\u{a960}' && c <= '\u{a97f}') // Hangul Jamo Extended-A
-            || (c >= '\u{ac00}' && c <= '\u{d7a3}') // Hangul Syllables
-            || (c >= '\u{d7b0}' && c <= '\u{d7ff}') // Hangul Jamo Extended-B
-            || (c >= '\u{f900}' && c <= '\u{faff}') // CJK Compatibility Ideographs
-            || (c >= '\u{ff00}' && c <= '\u{ffef}') // Full-width roman characters and half-width katakana
+        ('\u{1100}'..'\u{11ff}').contains(&c)  // Hangul Jamo
+            || ('\u{2e80}'..'\u{2eff}').contains(&c)  // CJK Radicals Supplement
+            || ('\u{2f00}'..'\u{2fdf}').contains(&c) // Kangxi radical
+            || ('\u{3000}'..'\u{303f}').contains(&c) // Japanese-style punctuation
+            || ('\u{3040}'..'\u{309f}').contains(&c) // Japanese Hiragana
+            || ('\u{30a0}'..'\u{30ff}').contains(&c) // Japanese Katakana
+            || ('\u{3100}'..'\u{312f}').contains(&c)
+            || ('\u{3130}'..'\u{318F}').contains(&c) // Hangul Compatibility Jamo
+            || ('\u{3200}'..'\u{32ff}').contains(&c) // Enclosed CJK Letters and Months
+            || ('\u{3400}'..'\u{4dbf}').contains(&c) // CJK Unified Ideographs Extension A
+            || ('\u{4e00}'..'\u{9fff}').contains(&c) // CJK Unified Ideographs
+            || ('\u{a960}'..'\u{a97f}').contains(&c) // Hangul Jamo Extended-A
+            || ('\u{ac00}'..'\u{d7a3}').contains(&c) // Hangul Syllables
+            || ('\u{d7b0}'..'\u{d7ff}').contains(&c) // Hangul Jamo Extended-B
+            || ('\u{f900}'..'\u{faff}').contains(&c) // CJK Compatibility Ideographs
+            || ('\u{ff00}'..'\u{ffef}').contains(&c) // Full-width roman characters and half-width katakana
     }
 
     fn normalize_str(string: &str) -> String {
diff --git a/meilisearch-http/src/helpers/meilisearch.rs b/meilisearch-http/src/helpers/meilisearch.rs
index 57186a2d8..1cf25e315 100644
--- a/meilisearch-http/src/helpers/meilisearch.rs
+++ b/meilisearch-http/src/helpers/meilisearch.rs
@@ -479,7 +479,7 @@ fn calculate_highlights(
     for (attribute, matches) in matches.iter() {
         if attributes_to_highlight.contains(attribute) {
             if let Some(Value::String(value)) = document.get(attribute) {
-                let value = value.clone();
+                let value = value;
                 let mut highlighted_value = String::new();
                 let mut index = 0;
 
@@ -613,7 +613,6 @@ mod tests {
         assert_eq!(result, result_expected);
     }
 
-
     #[test]
     fn highlight_longest_match() {
         let data = r#"{
diff --git a/meilisearch-http/src/helpers/mod.rs b/meilisearch-http/src/helpers/mod.rs
index 9ba62a3a7..9a78e6b71 100644
--- a/meilisearch-http/src/helpers/mod.rs
+++ b/meilisearch-http/src/helpers/mod.rs
@@ -7,20 +7,20 @@ pub use authentication::Authentication;
 pub use normalize_path::NormalizePath;
 
 pub fn is_cjk(c: char) -> bool {
-    (c >= '\u{1100}' && c <= '\u{11ff}')  // Hangul Jamo
-        || (c >= '\u{2e80}' && c <= '\u{2eff}')  // CJK Radicals Supplement
-        || (c >= '\u{2f00}' && c <= '\u{2fdf}') // Kangxi radical
-        || (c >= '\u{3000}' && c <= '\u{303f}') // Japanese-style punctuation
-        || (c >= '\u{3040}' && c <= '\u{309f}') // Japanese Hiragana
-        || (c >= '\u{30a0}' && c <= '\u{30ff}') // Japanese Katakana
-        || (c >= '\u{3100}' && c <= '\u{312f}')
-        || (c >= '\u{3130}' && c <= '\u{318F}') // Hangul Compatibility Jamo
-        || (c >= '\u{3200}' && c <= '\u{32ff}') // Enclosed CJK Letters and Months
-        || (c >= '\u{3400}' && c <= '\u{4dbf}') // CJK Unified Ideographs Extension A
-        || (c >= '\u{4e00}' && c <= '\u{9fff}') // CJK Unified Ideographs
-        || (c >= '\u{a960}' && c <= '\u{a97f}') // Hangul Jamo Extended-A
-        || (c >= '\u{ac00}' && c <= '\u{d7a3}') // Hangul Syllables
-        || (c >= '\u{d7b0}' && c <= '\u{d7ff}') // Hangul Jamo Extended-B
-        || (c >= '\u{f900}' && c <= '\u{faff}') // CJK Compatibility Ideographs
-        || (c >= '\u{ff00}' && c <= '\u{ffef}') // Full-width roman characters and half-width katakana
+    ('\u{1100}'..'\u{11ff}').contains(&c)  // Hangul Jamo
+        || ('\u{2e80}'..'\u{2eff}').contains(&c)  // CJK Radicals Supplement
+        || ('\u{2f00}'..'\u{2fdf}').contains(&c) // Kangxi radical
+        || ('\u{3000}'..'\u{303f}').contains(&c) // Japanese-style punctuation
+        || ('\u{3040}'..'\u{309f}').contains(&c) // Japanese Hiragana
+        || ('\u{30a0}'..'\u{30ff}').contains(&c) // Japanese Katakana
+        || ('\u{3100}'..'\u{312f}').contains(&c)
+        || ('\u{3130}'..'\u{318F}').contains(&c) // Hangul Compatibility Jamo
+        || ('\u{3200}'..'\u{32ff}').contains(&c) // Enclosed CJK Letters and Months
+        || ('\u{3400}'..'\u{4dbf}').contains(&c) // CJK Unified Ideographs Extension A
+        || ('\u{4e00}'..'\u{9fff}').contains(&c) // CJK Unified Ideographs
+        || ('\u{a960}'..'\u{a97f}').contains(&c) // Hangul Jamo Extended-A
+        || ('\u{ac00}'..'\u{d7a3}').contains(&c) // Hangul Syllables
+        || ('\u{d7b0}'..'\u{d7ff}').contains(&c) // Hangul Jamo Extended-B
+        || ('\u{f900}'..'\u{faff}').contains(&c) // CJK Compatibility Ideographs
+        || ('\u{ff00}'..'\u{ffef}').contains(&c) // Full-width roman characters and half-width katakana
 }