diff --git a/app/Http/Controllers/TrabalhoController.php b/app/Http/Controllers/TrabalhoController.php
index d49493781409c73ae3219ec51d8af298e4cb4b71..c80a2ce567f56d48f5aba127cd8cb2a66cbb59b0 100644
--- a/app/Http/Controllers/TrabalhoController.php
+++ b/app/Http/Controllers/TrabalhoController.php
@@ -112,7 +112,7 @@ class TrabalhoController extends Controller
           'area'                    => ['required', 'string'],
           'subArea'                 => ['required', 'string'],
           'pontuacaoPlanilha'       => ['required', 'string'],
-          'linkGrupo'               => ['required', 'string'],
+          'linkGrupo'               => ['required', 'string', 'link_grupo'],
           'linkLattesEstudante'     => ['required', 'string', 'link_lattes'],
           'nomeParticipante.*'      => ['required', 'string'],
           'emailParticipante.*'     => ['required', 'string'],
@@ -161,7 +161,7 @@ class TrabalhoController extends Controller
           'area'                    => ['required', 'string'],
           'subArea'                 => ['required', 'string'],
           'pontuacaoPlanilha'       => ['required', 'string'],
-          'linkGrupo'               => ['required', 'string'],
+          'linkGrupo'               => ['required', 'string', 'link_grupo'],
           'linkLattesEstudante'     => ['required', 'string', 'link_lattes'],
           'nomeParticipante.*'      => ['required', 'string'],
           'emailParticipante.*'     => ['required', 'string'],