diff --git a/packages/hurl/Cargo.toml b/packages/hurl/Cargo.toml
index 0dd770d9850..3ec5babea90 100644
--- a/packages/hurl/Cargo.toml
+++ b/packages/hurl/Cargo.toml
@@ -8,7 +8,7 @@ description = "Hurl, run and test HTTP requests"
 documentation = "https://hurl.dev"
 homepage = "https://hurl.dev"
 repository = "https://github.com/Orange-OpenSource/hurl"
-rust-version = "1.83.0"
+rust-version = "1.84.0"
 
 [lib]
 name = "hurl"
diff --git a/packages/hurl/src/html/entities.rs b/packages/hurl/src/html/entities.rs
index 821fa746bce..b0c8074ce72 100644
--- a/packages/hurl/src/html/entities.rs
+++ b/packages/hurl/src/html/entities.rs
@@ -24,7 +24,7 @@ use lazy_static::lazy_static;
 // Generated from <https://html.spec.whatwg.org/entities.json> and
 // <https://html.spec.whatwg.org/multipage/named-characters.html>.
 // Map HTML5 named character references to the equivalent Unicode character(s).
-const HTML5_ENTITIES: [(&str, &str); 2231] = [
+static HTML5_ENTITIES: [(&str, &str); 2231] = [
     ("AElig", "\u{C6}"),
     ("AElig;", "\u{C6}"),
     ("AMP", "\u{26}"),
diff --git a/packages/hurl/src/html/unescape.rs b/packages/hurl/src/html/unescape.rs
index 5aa24e2f30f..3d60fec9fc8 100644
--- a/packages/hurl/src/html/unescape.rs
+++ b/packages/hurl/src/html/unescape.rs
@@ -24,7 +24,7 @@ use crate::html::entities::HTML5_ENTITIES_REF;
 
 // Ref https://html.spec.whatwg.org/#decimal-character-reference-start-state
 
-const INVALID_CHAR: [(u32, &str); 34] = [
+static INVALID_CHAR: [(u32, &str); 34] = [
     (0x00, "\u{fffd}"), // REPLACEMENT CHARACTER
     (0x0d, "\r"),       // CARRIAGE RETURN
     (0x80, "\u{20ac}"), // EURO SIGN
@@ -66,7 +66,7 @@ lazy_static! {
         INVALID_CHAR.iter().copied().collect();
 }
 
-const INVALID_CODEPOINTS: [u32; 126] = [
+static INVALID_CODEPOINTS: [u32; 126] = [
     // 0x0001 to 0x0008
     0x1, 0x2, 0x3, 0x4, 0x5, 0x6, 0x7, 0x8, // 0x000E to 0x001F
     0xe, 0xf, 0x10, 0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x17, 0x18, 0x19, 0x1a, 0x1b, 0x1c, 0x1d,
diff --git a/packages/hurl/src/http/response_decoding.rs b/packages/hurl/src/http/response_decoding.rs
index 531043e34be..d28492e3b93 100644
--- a/packages/hurl/src/http/response_decoding.rs
+++ b/packages/hurl/src/http/response_decoding.rs
@@ -84,17 +84,17 @@ impl Response {
 
     /// Returns true if response is an HTML response.
     pub fn is_html(&self) -> bool {
-        self.headers.content_type().map_or(false, mimetype::is_html)
+        self.headers.content_type().is_some_and(mimetype::is_html)
     }
 
     /// Returns true if response is a JSON response.
     pub fn is_json(&self) -> bool {
-        self.headers.content_type().map_or(false, mimetype::is_json)
+        self.headers.content_type().is_some_and(mimetype::is_json)
     }
 
     /// Returns true if response is a XML response.
     pub fn is_xml(&self) -> bool {
-        self.headers.content_type().map_or(false, mimetype::is_xml)
+        self.headers.content_type().is_some_and(mimetype::is_xml)
     }
 
     /// Decompresses HTTP body response.
diff --git a/packages/hurl/src/runner/hurl_file.rs b/packages/hurl/src/runner/hurl_file.rs
index 8e3ba8f2296..3e8f7b31b64 100644
--- a/packages/hurl/src/runner/hurl_file.rs
+++ b/packages/hurl/src/runner/hurl_file.rs
@@ -257,7 +257,7 @@ pub fn run_entries(
             logger,
         );
 
-        let has_error = results.last().map_or(false, |r| !r.errors.is_empty());
+        let has_error = results.last().is_some_and(|r| !r.errors.is_empty());
 
         entries_result.extend(results);