diff --git a/dump/Cargo.toml b/dump/Cargo.toml
index 09c2a8a10..8c89b6eca 100644
--- a/dump/Cargo.toml
+++ b/dump/Cargo.toml
@@ -21,6 +21,7 @@ meilisearch-types = { path = "../meilisearch-types" }
 http = "0.2.8"
 regex = "1.6.0"
 lazy_static = "1.4.0"
+roaring = { version = "0.10.0", features = ["serde"] }
 
 [dev-dependencies]
 big_s = "1.0.2"
diff --git a/dump/src/lib.rs b/dump/src/lib.rs
index c13e5e8ed..4194e53a1 100644
--- a/dump/src/lib.rs
+++ b/dump/src/lib.rs
@@ -4,6 +4,7 @@ use meilisearch_types::{
     settings::Unchecked,
     tasks::{Details, KindWithContent, Status, Task, TaskId},
 };
+use roaring::RoaringBitmap;
 use serde::{Deserialize, Serialize};
 use time::OffsetDateTime;
 
@@ -115,7 +116,7 @@ pub enum KindDump {
     },
     DeleteTasks {
         query: String,
-        tasks: Vec<TaskId>,
+        tasks: RoaringBitmap,
     },
     DumpExport {
         dump_uid: String,
@@ -177,7 +178,9 @@ impl From<KindWithContent> for KindDump {
             }
             KindWithContent::IndexSwap { lhs, rhs } => KindDump::IndexSwap { lhs, rhs },
             KindWithContent::CancelTask { tasks } => KindDump::CancelTask { tasks },
-            KindWithContent::DeleteTasks { query, tasks } => KindDump::DeleteTasks { query, tasks },
+            KindWithContent::TaskDeletion { query, tasks } => {
+                KindDump::DeleteTasks { query, tasks }
+            }
             KindWithContent::DumpExport { dump_uid, .. } => KindDump::DumpExport { dump_uid },
             KindWithContent::Snapshot => KindDump::Snapshot,
         }
diff --git a/index-scheduler/src/lib.rs b/index-scheduler/src/lib.rs
index a65fa8bcd..fd99ec577 100644
--- a/index-scheduler/src/lib.rs
+++ b/index-scheduler/src/lib.rs
@@ -480,7 +480,7 @@ impl IndexScheduler {
                 KindDump::IndexSwap { lhs, rhs } => KindWithContent::IndexSwap { lhs, rhs },
                 KindDump::CancelTask { tasks } => KindWithContent::CancelTask { tasks },
                 KindDump::DeleteTasks { query, tasks } => {
-                    KindWithContent::DeleteTasks { query, tasks }
+                    KindWithContent::TaskDeletion { query, tasks }
                 }
                 KindDump::DumpExport { dump_uid } => KindWithContent::DumpExport {
                     dump_uid,
diff --git a/meilisearch-auth/Cargo.toml b/meilisearch-auth/Cargo.toml
index 1b62fd949..b10579615 100644
--- a/meilisearch-auth/Cargo.toml
+++ b/meilisearch-auth/Cargo.toml
@@ -14,3 +14,4 @@ sha2 = "0.10.6"
 thiserror = "1.0.37"
 time = { version = "0.3.15", features = ["serde-well-known", "formatting", "parsing", "macros"] }
 uuid = { version = "1.1.2", features = ["serde", "v4"] }
+roaring = { version = "0.10.0", features = ["serde"] }
diff --git a/meilisearch-auth/src/error.rs b/meilisearch-auth/src/error.rs
index 41cb5619d..7da4cad33 100644
--- a/meilisearch-auth/src/error.rs
+++ b/meilisearch-auth/src/error.rs
@@ -18,7 +18,7 @@ pub enum AuthControllerError {
 }
 
 internal_error!(
-    AuthControllerError: milli::heed::Error,
+    AuthControllerError: meilisearch_types::milli::heed::Error,
     std::io::Error,
     serde_json::Error,
     std::str::Utf8Error
diff --git a/meilisearch-auth/src/store.rs b/meilisearch-auth/src/store.rs
index efbac3ae0..3a2673f10 100644
--- a/meilisearch-auth/src/store.rs
+++ b/meilisearch-auth/src/store.rs
@@ -11,6 +11,7 @@ use std::sync::Arc;
 
 use hmac::{Hmac, Mac};
 use meilisearch_types::keys::KeyId;
+use meilisearch_types::milli;
 use meilisearch_types::star_or::StarOr;
 use meilisearch_types::milli;
 use milli::heed::types::{ByteSlice, DecodeIgnore, SerdeJson};
diff --git a/meilisearch-types/src/tasks.rs b/meilisearch-types/src/tasks.rs
index 1b408601f..2e0c4b1ab 100644
--- a/meilisearch-types/src/tasks.rs
+++ b/meilisearch-types/src/tasks.rs
@@ -87,7 +87,7 @@ impl Task {
             | KindWithContent::IndexUpdate { .. }
             | KindWithContent::IndexSwap { .. }
             | KindWithContent::CancelTask { .. }
-            | KindWithContent::DeleteTasks { .. }
+            | KindWithContent::TaskDeletion { .. }
             | KindWithContent::DumpExport { .. }
             | KindWithContent::Snapshot => None,
         }
@@ -250,7 +250,7 @@ impl From<&KindWithContent> for Option<Details> {
             }),
             KindWithContent::IndexSwap { .. } => None,
             KindWithContent::CancelTask { .. } => None,
-            KindWithContent::DeleteTasks { .. } => todo!(),
+            KindWithContent::TaskDeletion { .. } => todo!(),
             KindWithContent::DumpExport { dump_uid, .. } => Some(Details::Dump {
                 dump_uid: dump_uid.clone(),
             }),