diff --git a/app/models/server/raw/Analytics.ts b/app/models/server/raw/Analytics.ts
index 943274853746f..681a8be0ef633 100644
--- a/app/models/server/raw/Analytics.ts
+++ b/app/models/server/raw/Analytics.ts
@@ -49,8 +49,14 @@ export class AnalyticsRaw extends BaseRaw<T> {
 		});
 	}
 
-	getMessagesSentTotalByDate({ start, end, options = {} }: { start: IAnalytic['date']; end: IAnalytic['date']; options?: { sort?: SortOptionObject<T>; count?: number } }): AggregationCursor<T> {
-		return this.col.aggregate([
+	getMessagesSentTotalByDate({ start, end, options = {} }: { start: IAnalytic['date']; end: IAnalytic['date']; options?: { sort?: SortOptionObject<T>; count?: number } }): AggregationCursor<{
+		_id: IAnalytic['date'];
+		messages: number;
+	}> {
+		return this.col.aggregate<{
+			_id: IAnalytic['date'];
+			messages: number;
+		}>([
 			{
 				$match: {
 					type: 'messages',
@@ -68,7 +74,10 @@ export class AnalyticsRaw extends BaseRaw<T> {
 		]);
 	}
 
-	getMessagesOrigin({ start, end }: { start: IAnalytic['date']; end: IAnalytic['date'] }): AggregationCursor<T> {
+	getMessagesOrigin({ start, end }: { start: IAnalytic['date']; end: IAnalytic['date'] }): AggregationCursor<{
+		t: 'message';
+		messages: number;
+	}> {
 		const params = [
 			{
 				$match: {
@@ -90,11 +99,24 @@ export class AnalyticsRaw extends BaseRaw<T> {
 				},
 			},
 		];
-		return this.col.aggregate(params);
+		return this.col.aggregate<{
+			t: 'message';
+			messages: number;
+		}>(params);
 	}
 
-	getMostPopularChannelsByMessagesSentQuantity({ start, end, options = {} }: { start: IAnalytic['date']; end: IAnalytic['date']; options?: { sort?: SortOptionObject<T>; count?: number } }): AggregationCursor<T> {
-		return this.col.aggregate([
+	getMostPopularChannelsByMessagesSentQuantity({ start, end, options = {} }: { start: IAnalytic['date']; end: IAnalytic['date']; options?: { sort?: SortOptionObject<T>; count?: number } }): AggregationCursor<{
+		t: 'messages';
+		name: string;
+		messages: number;
+		usernames: string[];
+	}> {
+		return this.col.aggregate<{
+			t: 'messages';
+			name: string;
+			messages: number;
+			usernames: string[];
+		}>([
 			{
 				$match: {
 					type: 'messages',
@@ -121,8 +143,14 @@ export class AnalyticsRaw extends BaseRaw<T> {
 		]);
 	}
 
-	getTotalOfRegisteredUsersByDate({ start, end, options = {} }: { start: IAnalytic['date']; end: IAnalytic['date']; options?: { sort?: SortOptionObject<T>; count?: number } }): AggregationCursor<T> {
-		return this.col.aggregate([
+	getTotalOfRegisteredUsersByDate({ start, end, options = {} }: { start: IAnalytic['date']; end: IAnalytic['date']; options?: { sort?: SortOptionObject<T>; count?: number } }): AggregationCursor<{
+		_id: IAnalytic['date'];
+		users: number;
+	}> {
+		return this.col.aggregate<{
+			_id: IAnalytic['date'];
+			users: number;
+		}>([
 			{
 				$match: {
 					type: 'users',
diff --git a/app/models/server/raw/Sessions.ts b/app/models/server/raw/Sessions.ts
index 86e97ebe76a70..d79fd32c89133 100644
--- a/app/models/server/raw/Sessions.ts
+++ b/app/models/server/raw/Sessions.ts
@@ -112,8 +112,18 @@ const getProjectionByFullDate = (): { day: string; month: string; year: string }
 });
 
 export const aggregates = {
-	dailySessionsOfYesterday(collection: Collection<T>, { year, month, day }: DestructuredDate): AggregationCursor<T> {
-		return collection.aggregate([{
+	dailySessionsOfYesterday(collection: Collection<T>, { year, month, day }: DestructuredDate): AggregationCursor<Pick<T, 'mostImportantRole' | 'userId' | 'day' | 'year' | 'month' | 'type'> & {
+		time: number;
+		sessions: number;
+		devices: T['device'][];
+		_computedAt: string;
+	}> {
+		return collection.aggregate<Pick<T, 'mostImportantRole' | 'userId' | 'day' | 'year' | 'month' | 'type'> & {
+			time: number;
+			sessions: number;
+			devices: T['device'][];
+			_computedAt: string;
+		}>([{
 			$match: {
 				userId: { $exists: true },
 				lastActivityAt: { $exists: true },