diff --git a/db/db-core/src/lib.rs b/db/db-core/src/lib.rs
index aa5f2a3d..2932dc4a 100644
--- a/db/db-core/src/lib.rs
+++ b/db/db-core/src/lib.rs
@@ -183,6 +183,9 @@ pub trait MCDatabase: std::marker::Send + std::marker::Sync + CloneSPDatabase {
         username: Option<&str>,
         captcha_key: &str,
     ) -> DBResult<Vec<Level>>;
+
+    /// Get captcha's cooldown period
+    async fn get_captcha_cooldown(&self, captcha_key: &str) -> DBResult<i32>;
 }
 
 #[derive(Clone, Debug, Default, Deserialize, Serialize)]
diff --git a/db/db-core/src/tests.rs b/db/db-core/src/tests.rs
index e07f9352..8637fe90 100644
--- a/db/db-core/src/tests.rs
+++ b/db/db-core/src/tests.rs
@@ -136,6 +136,9 @@ pub async fn database_works<'a, T: MCDatabase>(
     assert!(db.captcha_exists(None, c.key).await.unwrap());
     assert!(db.captcha_exists(Some(p.username), c.key).await.unwrap());
 
+    // get captcha cooldown duration
+    assert_eq!(db.get_captcha_cooldown(c.key).await.unwrap(), c.duration);
+
     // add captcha levels
     db.add_captcha_levels(p.username, c.key, l).await.unwrap();