diff --git a/app/Repositories/Med5min/Med5minRepository.php b/app/Repositories/Med5min/Med5minRepository.php
index d5b6207..2aa1c07 100644
--- a/app/Repositories/Med5min/Med5minRepository.php
+++ b/app/Repositories/Med5min/Med5minRepository.php
@@ -41,7 +41,7 @@ class Med5minRepository extends AbstractRepository implements Med5minContractInt
                 DB::raw("(med_5min.minuto/60) AS hora"),
                 DB::raw("SUM(med_5min.ativa_consumo) AS consumo"),
                 DB::raw("SUM(med_5min.reativa_consumo+med_5min.reativa_geracao) AS reativa"),
-                DB::raw("(SUM(med_5min.ativa_consumo)/( (SUM(med_5min.ativa_consumo)^2) + (SUM(med_5min.reativa_consumo+med_5min.reativa_geracao)^2) ))*100 as FP"),
+                DB::raw("(SUM(med_5min.ativa_consumo) / NULLIF(( (SUM(med_5min.ativa_consumo)^2) + (SUM(med_5min.reativa_consumo+med_5min.reativa_geracao)^2) ), 0))*100 as FP"),
                 DB::raw("0.92 as F_ref")
             ];