diff --git a/services/api/src/engagement/dto/engagement-query.dto.ts b/services/api/src/engagement/dto/engagement-query.dto.ts
index 0276e30..27d47c4 100644
--- a/services/api/src/engagement/dto/engagement-query.dto.ts
+++ b/services/api/src/engagement/dto/engagement-query.dto.ts
@@ -41,7 +41,7 @@ export class EngagementQueryDto {
   @Type(() => Number)
   @IsInt()
   @Min(1)
-  @Max(100)
+  @Max(500)
   limit?: number = 20;
 }
 
@@ -102,3 +102,21 @@ export class UserFlowQueryDto {
   @Max(50)
   limit?: number = 10;
 }
+
+export class NavigationFlowsQueryDto {
+  @IsString()
+  from!: string;
+
+  @IsDateString()
+  startDate!: string;
+
+  @IsDateString()
+  endDate!: string;
+
+  @IsOptional()
+  @Type(() => Number)
+  @IsInt()
+  @Min(1)
+  @Max(50)
+  limit?: number = 10;
+}