diff --git a/proto/messenger/v1/request.proto b/proto/messenger/v1/request.proto
index 1e76dab1b24e8dc276b401e4f68f26b3b11068f4..aece31bdcbd2864e98acd048b392d4114c62871a 100644
--- a/proto/messenger/v1/request.proto
+++ b/proto/messenger/v1/request.proto
@@ -52,12 +52,12 @@ message ChatUnsetAdminRequest {
 }
 
 message ChatListRequest {
-  int32 limit = 1;
+  unt32 limit = 1;
   optional int64 from_event_id = 2;
 }
 
 message ChatSearchRequest {
   string query = 1;
-  int32 limit = 2;
+  unt32 limit = 2;
   optional int64 from_event_id = 3;
 }
\ No newline at end of file
diff --git a/proto/profile/v1/profile.proto b/proto/profile/v1/profile.proto
index b665c385a850899fdb9d68a769e07f95377af352..beba3e330b3c45b955b655e2c0fa417fc0b4036a 100644
--- a/proto/profile/v1/profile.proto
+++ b/proto/profile/v1/profile.proto
@@ -20,7 +20,7 @@ message UpdateProfileRequest {
 
 message SearchProfilesRequest {
   string query = 1;
-  int32 limit = 2;
+  unt32 limit = 2;
   // Pagination cursor. Empty field = first page
   optional ProfileCursor cursor = 3;
 }