diff --git a/CHANGES.md b/CHANGES.md
index bea9ab935..6fe0174ad 100644
--- a/CHANGES.md
+++ b/CHANGES.md
@@ -1,6 +1,8 @@
 # Changes
 
 ## Unreleased - 2021-xx-xx
+### Changed
+* Update `language-tags` to `0.3`.
 
 
 ## 4.0.0-beta.6 - 2021-04-17
diff --git a/Cargo.toml b/Cargo.toml
index 714da13a0..75b5e3a8e 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -78,7 +78,7 @@ encoding_rs = "0.8"
 futures-core = { version = "0.3.7", default-features = false }
 futures-util = { version = "0.3.7", default-features = false }
 itoa = "0.4"
-language-tags = "0.2"
+language-tags = "0.3"
 once_cell = "1.5"
 log = "0.4"
 mime = "0.3"
diff --git a/actix-http/CHANGES.md b/actix-http/CHANGES.md
index e89208748..f1d24c3c3 100644
--- a/actix-http/CHANGES.md
+++ b/actix-http/CHANGES.md
@@ -9,6 +9,7 @@
 ### Changed
 * `header` mod is now public. [#2171]
 * `uri` mod is now public. [#2171]
+* Update `language-tags` to `0.3`.
 
 ### Removed
 * Stop re-exporting `http` crate's `HeaderMap` types in addition to ours. [#2171]
diff --git a/actix-http/Cargo.toml b/actix-http/Cargo.toml
index 55dc6d05e..638557807 100644
--- a/actix-http/Cargo.toml
+++ b/actix-http/Cargo.toml
@@ -57,7 +57,7 @@ h2 = "0.3.1"
 http = "0.2.2"
 httparse = "1.3"
 itoa = "0.4"
-language-tags = "0.2"
+language-tags = "0.3"
 local-channel = "0.1"
 once_cell = "1.5"
 log = "0.4"
diff --git a/src/http/header/accept_language.rs b/src/http/header/accept_language.rs
index 5fab4f79c..034946d4d 100644
--- a/src/http/header/accept_language.rs
+++ b/src/http/header/accept_language.rs
@@ -24,14 +24,11 @@ crate::__define_common_header! {
     /// # Examples
     ///
     /// ```
-    /// use language_tags::langtag;
     /// use actix_web::HttpResponse;
     /// use actix_web::http::header::{AcceptLanguage, LanguageTag, qitem};
     ///
     /// let mut builder = HttpResponse::Ok();
-    /// let mut langtag: LanguageTag = Default::default();
-    /// langtag.language = Some("en".to_owned());
-    /// langtag.region = Some("US".to_owned());
+    /// let langtag = LanguageTag::parse("en-US").unwrap();
     /// builder.insert_header(
     ///     AcceptLanguage(vec![
     ///         qitem(langtag),
@@ -40,16 +37,15 @@ crate::__define_common_header! {
     /// ```
     ///
     /// ```
-    /// use language_tags::langtag;
     /// use actix_web::HttpResponse;
-    /// use actix_web::http::header::{AcceptLanguage, QualityItem, q, qitem};
+    /// use actix_web::http::header::{AcceptLanguage, LanguageTag, QualityItem, q, qitem};
     ///
     /// let mut builder = HttpResponse::Ok();
     /// builder.insert_header(
     ///     AcceptLanguage(vec![
-    ///         qitem(langtag!(da)),
-    ///         QualityItem::new(langtag!(en;;;GB), q(800)),
-    ///         QualityItem::new(langtag!(en), q(700)),
+    ///         qitem(LanguageTag::parse("da").unwrap()),
+    ///         QualityItem::new(LanguageTag::parse("en-GB").unwrap(), q(800)),
+    ///         QualityItem::new(LanguageTag::parse("en").unwrap(), q(700)),
     ///     ])
     /// );
     /// ```
diff --git a/src/http/header/content_language.rs b/src/http/header/content_language.rs
index 41e6d9eff..c2469edd1 100644
--- a/src/http/header/content_language.rs
+++ b/src/http/header/content_language.rs
@@ -24,28 +24,26 @@ crate::__define_common_header! {
     /// # Examples
     ///
     /// ```
-    /// use language_tags::langtag;
     /// use actix_web::HttpResponse;
-    /// use actix_web::http::header::{ContentLanguage, qitem};
+    /// use actix_web::http::header::{ContentLanguage, LanguageTag, qitem};
     ///
     /// let mut builder = HttpResponse::Ok();
     /// builder.insert_header(
     ///     ContentLanguage(vec![
-    ///         qitem(langtag!(en)),
+    ///         qitem(LanguageTag::parse("en").unwrap()),
     ///     ])
     /// );
     /// ```
     ///
     /// ```
-    /// use language_tags::langtag;
     /// use actix_web::HttpResponse;
-    /// use actix_web::http::header::{ContentLanguage, qitem};
+    /// use actix_web::http::header::{ContentLanguage, LanguageTag, qitem};
     ///
     /// let mut builder = HttpResponse::Ok();
     /// builder.insert_header(
     ///     ContentLanguage(vec![
-    ///         qitem(langtag!(da)),
-    ///         qitem(langtag!(en;;;GB)),
+    ///         qitem(LanguageTag::parse("da").unwrap()),
+    ///         qitem(LanguageTag::parse("en-GB").unwrap()),
     ///     ])
     /// );
     /// ```