diff --git a/.sqlx/query-ad2e09903009082ca746a9dc75cb04831b016d17cc7ce32fa86681431071fef6.json b/.sqlx/query-ad2e09903009082ca746a9dc75cb04831b016d17cc7ce32fa86681431071fef6.json
new file mode 100644
index 0000000..6d85b84
--- /dev/null
+++ b/.sqlx/query-ad2e09903009082ca746a9dc75cb04831b016d17cc7ce32fa86681431071fef6.json
@@ -0,0 +1,12 @@
+{
+  "db_name": "SQLite",
+  "query": "UPDATE feed_entries SET marked_read = ? WHERE id = ?",
+  "describe": {
+    "columns": [],
+    "parameters": {
+      "Right": 2
+    },
+    "nullable": []
+  },
+  "hash": "ad2e09903009082ca746a9dc75cb04831b016d17cc7ce32fa86681431071fef6"
+}
diff --git a/.sqlx/query-c64e0927e594985ee8d2be7190c8f76fea57c4c815981673c92e709b17b9204b.json b/.sqlx/query-c64e0927e594985ee8d2be7190c8f76fea57c4c815981673c92e709b17b9204b.json
new file mode 100644
index 0000000..e9c65a8
--- /dev/null
+++ b/.sqlx/query-c64e0927e594985ee8d2be7190c8f76fea57c4c815981673c92e709b17b9204b.json
@@ -0,0 +1,12 @@
+{
+  "db_name": "SQLite",
+  "query": "UPDATE feed_entries SET marked_read = NULL WHERE id = ?",
+  "describe": {
+    "columns": [],
+    "parameters": {
+      "Right": 1
+    },
+    "nullable": []
+  },
+  "hash": "c64e0927e594985ee8d2be7190c8f76fea57c4c815981673c92e709b17b9204b"
+}
diff --git a/.sqlx/query-ce12e0b02596a4045fb2cd91d566aa633109a65afcecc92564a785282e67e193.json b/.sqlx/query-ce12e0b02596a4045fb2cd91d566aa633109a65afcecc92564a785282e67e193.json
new file mode 100644
index 0000000..eb53bf4
--- /dev/null
+++ b/.sqlx/query-ce12e0b02596a4045fb2cd91d566aa633109a65afcecc92564a785282e67e193.json
@@ -0,0 +1,20 @@
+{
+  "db_name": "SQLite",
+  "query": "\n        SELECT 1 as found FROM feed_entries e\n        JOIN feeds f ON e.feed_id = f.feed_id\n        WHERE e.id = ? AND f.user_id = ?\n        ",
+  "describe": {
+    "columns": [
+      {
+        "name": "found",
+        "ordinal": 0,
+        "type_info": "Int"
+      }
+    ],
+    "parameters": {
+      "Right": 2
+    },
+    "nullable": [
+      false
+    ]
+  },
+  "hash": "ce12e0b02596a4045fb2cd91d566aa633109a65afcecc92564a785282e67e193"
+}
diff --git a/src/feed_utils.rs b/src/feed_utils.rs
index 52359eb..1230f3f 100644
--- a/src/feed_utils.rs
+++ b/src/feed_utils.rs
@@ -1,6 +1,6 @@
 use feed_rs;
-use url::Url;
 use tracing::{error, info};
+use url::Url;
 
 #[derive(Debug)]
 pub struct FeedError;
diff --git a/src/main.rs b/src/main.rs
index 70bc6ad..3686bfd 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -160,6 +160,7 @@ fn rocket() -> _ {
                 feeds::list_feeds,
                 feeds::delete_feed,
                 poll::poll_feed,
+                poll::update_entry_state,
             ],
         )
         .mount("/static", FileServer::from("static"))
diff --git a/src/poll.rs b/src/poll.rs
index 5d4ac46..0c169b9 100644
--- a/src/poll.rs
+++ b/src/poll.rs
@@ -4,7 +4,7 @@ use chrono::{DateTime, Duration, Utc};
 use feed_rs::model::Text;
 use rocket::http::Status;
 use rocket::serde::uuid::Uuid;
-use rocket::serde::{self, json::Json, Serialize};
+use rocket::serde::{self, json::Json, Deserialize, Serialize};
 use rocket_db_pools::Connection;
 use sqlx::{Acquire, SqliteConnection};
 use tracing::{error, info};
@@ -33,6 +33,12 @@ struct Entry {
     link: Option<String>,
 }
 
+#[derive(Debug, Deserialize)]
+#[serde(crate = "rocket::serde")]
+pub struct EntryStateUpdate {
+    read: Option<bool>,
+}
+
 async fn update_entry_db(
     entries: &Vec<Entry>,
     feed_id: &str,
@@ -231,3 +237,63 @@ pub async fn poll_feed(
 
     Ok(Json(FeedPollResponse { count, entries }))
 }
+
+#[patch("/entries/<entry_id>/state", data = "<state>")]
+pub async fn update_entry_state(
+    mut db: Connection<Db>,
+    entry_id: &str,
+    user: AuthenticatedUser,
+    state: Json<EntryStateUpdate>,
+) -> Result<Status, Status> {
+    let state = state.into_inner();
+
+    let user_id = user.user_id.to_string();
+    // Verify the entry exists and belongs to a feed owned by this user
+    let exists = sqlx::query!(
+        r#"
+        SELECT 1 as found FROM feed_entries e
+        JOIN feeds f ON e.feed_id = f.feed_id
+        WHERE e.id = ? AND f.user_id = ?
+        "#,
+        entry_id,
+        user_id,
+    )
+    .fetch_optional(&mut **db)
+    .await
+    .map_err(|e| {
+        error!("Database error checking entry ownership: {}", e);
+        Status::InternalServerError
+    })?;
+
+    if exists.is_none() {
+        return Ok(Status::NotFound);
+    }
+
+    // Update read state if provided
+    if let Some(read) = state.read {
+        let now = Utc::now();
+        let result = if read {
+            sqlx::query!(
+                "UPDATE feed_entries SET marked_read = ? WHERE id = ?",
+                now,
+                entry_id
+            )
+            .execute(&mut **db)
+            .await
+        } else {
+            sqlx::query!(
+                "UPDATE feed_entries SET marked_read = NULL WHERE id = ?",
+                entry_id
+            )
+            .execute(&mut **db)
+            .await
+        };
+
+        if let Err(e) = result {
+            error!("Failed to update entry read state: {}", e);
+            return Ok(Status::InternalServerError);
+        }
+    }
+
+    Ok(Status::NoContent)
+}