diff --git a/Cargo.toml b/Cargo.toml
index 818de72..3ec911a 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -8,6 +8,6 @@ panic = "abort"
 
 [workspace.dependencies]
 clap = { version = "4.3.10", features = ["color", "deprecated", "derive"] }
-healthchecks = { path = "healthchecks", version = "^3.1.4" }
+healthchecks = { path = "healthchecks", version = "^3.1.4", features = ["v3"] }
 color-eyre = { version = "0.6.2", default-features = false }
 uuid = { version = "1.4.0", default-features = false, features = ["v1"] }
diff --git a/healthchecks/CHANGELOG.md b/healthchecks/CHANGELOG.md
index ab3186c..a8716eb 100644
--- a/healthchecks/CHANGELOG.md
+++ b/healthchecks/CHANGELOG.md
@@ -4,6 +4,10 @@ All notable changes to this project will be documented in this file.
 
 ## [Unreleased]
 
+### Added
+
+- Support [v3 management API] behind the `v3` feature flag. `v3` automatically selects `v2`.
+
 ## [3.1.4]
 
 ### Added
@@ -125,3 +129,4 @@ Initial release
 [#22]: https://github.com/msfjarvis/healthchecks-rs/pull/22
 [#27]: https://github.com/msfjarvis/healthchecks-rs/pull/27
 [v2 management api]: https://healthchecks.io/docs/api/
+[v3 management api]: https://healthchecks.io/docs/api/
diff --git a/healthchecks/Cargo.toml b/healthchecks/Cargo.toml
index 985e728..362dcae 100644
--- a/healthchecks/Cargo.toml
+++ b/healthchecks/Cargo.toml
@@ -24,6 +24,7 @@ uuid.workspace = true
 
 [features]
 v2 = []
+v3 = ["v2"]
 
 [badges]
 maintenance = { status = "actively-developed" }
diff --git a/healthchecks/src/manage.rs b/healthchecks/src/manage.rs
index bc95723..b4cc930 100644
--- a/healthchecks/src/manage.rs
+++ b/healthchecks/src/manage.rs
@@ -6,11 +6,13 @@ use crate::{
 use std::result::Result;
 use ureq::{delete, get, post, Error, Request};
 
-#[cfg(not(feature = "v2"))]
-const HEALTHCHECK_API_URL: &str = "https://healthchecks.io/api/v1/";
-
-#[cfg(feature = "v2")]
-const HEALTHCHECK_API_URL: &str = "https://healthchecks.io/api/v2/";
+const HEALTHCHECK_API_URL: &str = if cfg!(v3) {
+    "https://healthchecks.io/api/v3"
+} else if cfg!(v2) {
+    "https://healthchecks.io/api/v2"
+} else {
+    "https://healthchecks.io/api/v1"
+};
 
 /// Typealias to prevent some repetitiveness in function definitions
 pub type ApiResult<T> = Result<T, HealthchecksApiError>;
diff --git a/healthchecks/src/model.rs b/healthchecks/src/model.rs
index a62c36a..ef115fd 100644
--- a/healthchecks/src/model.rs
+++ b/healthchecks/src/model.rs
@@ -26,6 +26,9 @@ pub struct Check {
     #[cfg(feature = "v2")]
     pub started: bool,
 
+    #[cfg(feature = "v3")]
+    pub slug: Option<String>,
+
     /// UTC timestamp of the last known ping.
     #[serde(skip_serializing_if = "Option::is_none")]
     pub last_ping: Option<String>,