diff --git a/Cargo.toml b/Cargo.toml
index 8866016..36dea9d 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -7,7 +7,7 @@ repository = "https://github.com/robertwayne/axum-htmx"
 categories = ["web-programming"]
 keywords = ["axum", "htmx"]
 readme = "README.md"
-version = "0.5.0"
+version = "0.6.0"
 edition = "2021"
 
 [features]
diff --git a/src/headers.rs b/src/headers.rs
index 0a1428d..e03413e 100644
--- a/src/headers.rs
+++ b/src/headers.rs
@@ -1,59 +1,62 @@
 //! HTTP headers used by htmx.
 
+use http::HeaderName;
+
 /// Indicates that the request is via an element using `hx-boost` attribute.
 ///
 /// See <https://htmx.org/attributes/hx-boost/> for more information.
-pub const HX_BOOSTED: &str = "HX-Boosted";
+pub const HX_BOOSTED: HeaderName = HeaderName::from_static("hx-boosted");
 
 /// The current URL of the browser.
-pub const HX_CURRENT_URL: &str = "HX-Current-Url";
+pub const HX_CURRENT_URL: HeaderName = HeaderName::from_static("hx-current-url");
 
 /// `true` if the request is for history restoration after a miss in the local
 /// history cache.
-pub const HX_HISTORY_RESTORE_REQUEST: &str = "HX-History-Restore-Request";
+pub const HX_HISTORY_RESTORE_REQUEST: HeaderName =
+    HeaderName::from_static("hx-history-restore-request");
 
 /// The user response to an `hx-prompt`
 ///
 /// See <https://htmx.org/attributes/hx-prompt/> for more information.
-pub const HX_PROMPT: &str = "HX-Prompt";
+pub const HX_PROMPT: HeaderName = HeaderName::from_static("hx-prompt");
 
 /// Always `true`.
-pub const HX_REQUEST: &str = "HX-Request";
+pub const HX_REQUEST: HeaderName = HeaderName::from_static("hx-request");
 
 /// The `id` of the target element, if it exists.
-pub const HX_TARGET: &str = "HX-Target";
+pub const HX_TARGET: HeaderName = HeaderName::from_static("hx-target");
 
 /// The `name` of the triggered element, if it exists.
-pub const HX_TRIGGER_NAME: &str = "HX-Trigger-Name";
+pub const HX_TRIGGER_NAME: HeaderName = HeaderName::from_static("hx-trigger-name");
 
 /// Allows you to do a client-side redirect that does not do a full page reload.
-pub const HX_LOCATION: &str = "HX-Location";
+pub const HX_LOCATION: HeaderName = HeaderName::from_static("hx-location");
 
 /// Pushes a new URL onto the history stack.
-pub const HX_PUSH_URL: &str = "HX-Push-Url";
+pub const HX_PUSH_URL: HeaderName = HeaderName::from_static("hx-push-url");
 
 /// Can be used to do a client-side redirect to a new location.
-pub const HX_REDIRECT: &str = "HX-Redirect";
+pub const HX_REDIRECT: HeaderName = HeaderName::from_static("hx-redirect");
 
 /// If set to `true`, the client will do a full refresh on the page.
-pub const HX_REFRESH: &str = "HX-Refresh";
+pub const HX_REFRESH: HeaderName = HeaderName::from_static("hx-refresh");
 
 /// Replaces the currelt URL in the location bar.
-pub const HX_REPLACE_URL: &str = "HX-Replace-Url";
+pub const HX_REPLACE_URL: HeaderName = HeaderName::from_static("hx-replace-url");
 
 /// Allows you to specify how the response value will be swapped.
 ///
 /// See <https://htmx.org/attributes/hx-swap/> for more information.
-pub const HX_RESWAP: &str = "HX-Reswap";
+pub const HX_RESWAP: HeaderName = HeaderName::from_static("hx-reswap");
 
 /// A CSS selector that update the target of the content update to a different
 /// element on the page.
-pub const HX_RETARGET: &str = "HX-Retarget";
+pub const HX_RETARGET: HeaderName = HeaderName::from_static("hx-retarget");
 
 /// A CSS selector that allows you to choose which part of the response is used
 /// to be swapped in. Overrides an existing `hx-select` on the triggering
 /// element
-pub const HX_RESELECT: &str = "HX-Reselect";
+pub const HX_RESELECT: HeaderName = HeaderName::from_static("hx-reselect");
 
 /// Can be set as a request or response header.
 ///
@@ -63,14 +66,14 @@ pub const HX_RESELECT: &str = "HX-Reselect";
 /// In a response, it can be used to trigger client-side events.
 ///
 /// See <https://htmx.org/headers/hx-trigger/> for more information.
-pub const HX_TRIGGER: &str = "HX-Trigger";
+pub const HX_TRIGGER: HeaderName = HeaderName::from_static("hx-trigger");
 
 /// Allows you to trigger client-side events.
 ///
 /// See <https://htmx.org/headers/hx-trigger/> for more information.
-pub const HX_TRIGGER_AFTER_SETTLE: &str = "HX-Trigger-After-Settle";
+pub const HX_TRIGGER_AFTER_SETTLE: HeaderName = HeaderName::from_static("hx-trigger-after-settle");
 
 /// Allows you to trigger client-side events.
 ///
 /// See <https://htmx.org/headers/hx-trigger/> for more information.
-pub const HX_TRIGGER_AFTER_SWAP: &str = "HX-Trigger-After-Swap";
+pub const HX_TRIGGER_AFTER_SWAP: HeaderName = HeaderName::from_static("hx-trigger-after-swap");