diff --git a/src/app/api/doubts/route.ts b/src/app/api/doubts/route.ts
index 061c5456..710481a5 100644
--- a/src/app/api/doubts/route.ts
+++ b/src/app/api/doubts/route.ts
@@ -136,7 +136,7 @@ export async function GET(req: Request) {
     const pageStr = searchParams.get("page");
     const offsetStr = searchParams.get("offset");
     const limitStr = searchParams.get("limit");
-    const limit = parsePositiveInt(limitStr, 20);
+    const limit = parsePositiveInt(limitStr, 20, 100);
     const offset = offsetStr
       ? parsePositiveInt(offsetStr, 0)
       : pageStr
diff --git a/src/lib/utils/utils.ts b/src/lib/utils/utils.ts
index 0e8fc071..b10598fe 100644
--- a/src/lib/utils/utils.ts
+++ b/src/lib/utils/utils.ts
@@ -7,7 +7,8 @@ export function cn(...inputs: ClassValue[]) {
 
 export const parsePositiveInt = (
   value: string | null,
-  fallback: number
+  fallback: number,
+  max?: number
 ): number => {
   if (!value || !/^\d+$/.test(value.trim())) {
     return fallback;
@@ -19,5 +20,9 @@ export const parsePositiveInt = (
     return fallback;
   }
 
+  if (max !== undefined && parsed > max) {
+    return max;
+  }
+
   return parsed;
 };