diff --git a/index-scheduler/src/error.rs b/index-scheduler/src/error.rs
index 8c3804a05..7a91dfbd3 100644
--- a/index-scheduler/src/error.rs
+++ b/index-scheduler/src/error.rs
@@ -27,6 +27,10 @@ pub enum Error {
     SwapDuplicateIndexesFound(Vec<String>),
     #[error("Corrupted dump.")]
     CorruptedDump,
+    #[error(
+        "Tasks uids must be a comma-separated list of numbers. `{task_uids}` is invalid {error_message}"
+    )]
+    InvalidTaskUids { task_uids: String, error_message: String },
     #[error("Task `{0}` not found.")]
     TaskNotFound(TaskId),
     #[error("Query parameters to filter the tasks to delete are missing. Available query parameters are: `uid`, `indexUid`, `status`, `type`.")]
@@ -71,6 +75,7 @@ impl ErrorCode for Error {
             Error::IndexAlreadyExists(_) => Code::IndexAlreadyExists,
             Error::SwapDuplicateIndexesFound(_) => Code::DuplicateIndexFound,
             Error::SwapDuplicateIndexFound(_) => Code::DuplicateIndexFound,
+            Error::InvalidTaskUids { .. } => Code::InvalidTaskUid,
             Error::TaskNotFound(_) => Code::TaskNotFound,
             Error::TaskDeletionWithEmptyQuery => Code::TaskDeletionWithEmptyQuery,
             Error::TaskCancelationWithEmptyQuery => Code::TaskCancelationWithEmptyQuery,
diff --git a/meilisearch-http/src/routes/tasks.rs b/meilisearch-http/src/routes/tasks.rs
index 0c9a49a3c..500df8716 100644
--- a/meilisearch-http/src/routes/tasks.rs
+++ b/meilisearch-http/src/routes/tasks.rs
@@ -211,7 +211,7 @@ pub struct TaskDateQuery {
 pub struct TasksFilterQuery {
     #[serde(rename = "type")]
     kind: Option<CS<StarOr<Kind>>>,
-    uid: Option<CS<u32>>,
+    uid: Option<CS<TaskId>>,
     status: Option<CS<StarOr<Status>>>,
     index_uid: Option<CS<StarOr<String>>>,
     #[serde(default = "DEFAULT_LIMIT")]
@@ -457,15 +457,25 @@ async fn get_tasks(
 
 async fn get_task(
     index_scheduler: GuardedData<ActionPolicy<{ actions::TASKS_GET }>, Data<IndexScheduler>>,
-    task_id: web::Path<TaskId>,
+    task_uid: web::Path<String>,
     req: HttpRequest,
     analytics: web::Data<dyn Analytics>,
 ) -> Result<HttpResponse, ResponseError> {
-    let task_id = task_id.into_inner();
+    let task_uid_string = task_uid.into_inner();
+    let task_uid: TaskId = match task_uid_string.parse() {
+        Ok(id) => id,
+        Err(e) => {
+            return Err(index_scheduler::Error::InvalidTaskUids {
+                task_uids: task_uid_string,
+                error_message: e.to_string(),
+            }
+            .into())
+        }
+    };
 
     analytics.publish("Tasks Seen".to_string(), json!({ "per_task_uid": true }), Some(&req));
 
-    let query = index_scheduler::Query { uid: Some(vec![task_id]), ..Query::default() };
+    let query = index_scheduler::Query { uid: Some(vec![task_uid]), ..Query::default() };
 
     if let Some(task) = index_scheduler
         .get_tasks_from_authorized_indexes(
@@ -477,7 +487,7 @@ async fn get_task(
         let task_view = TaskView::from_task(task);
         Ok(HttpResponse::Ok().json(task_view))
     } else {
-        Err(index_scheduler::Error::TaskNotFound(task_id).into())
+        Err(index_scheduler::Error::TaskNotFound(task_uid).into())
     }
 }
 
diff --git a/meilisearch-types/src/error.rs b/meilisearch-types/src/error.rs
index d902bc82a..37f7a8a33 100644
--- a/meilisearch-types/src/error.rs
+++ b/meilisearch-types/src/error.rs
@@ -147,6 +147,7 @@ pub enum Code {
     MissingMasterKey,
     NoSpaceLeftOnDevice,
     DumpNotFound,
+    InvalidTaskUid,
     TaskNotFound,
     TaskDeletionWithEmptyQuery,
     TaskCancelationWithEmptyQuery,
@@ -238,6 +239,7 @@ impl Code {
             MissingMasterKey => {
                 ErrCode::authentication("missing_master_key", StatusCode::UNAUTHORIZED)
             }
+            InvalidTaskUid => ErrCode::invalid("invalid_task_uid", StatusCode::BAD_REQUEST),
             TaskNotFound => ErrCode::invalid("task_not_found", StatusCode::NOT_FOUND),
             TaskDeletionWithEmptyQuery => {
                 ErrCode::invalid("missing_task_filters", StatusCode::BAD_REQUEST)