diff --git a/src/Elements/Contribuicoes/M100.php b/src/Elements/Contribuicoes/M100.php
index 5858805..7a711aa 100755
--- a/src/Elements/Contribuicoes/M100.php
+++ b/src/Elements/Contribuicoes/M100.php
@@ -135,7 +135,7 @@ public function __construct(stdClass $std, stdClass $vigencia = null)
 
     public function postValidation()
     {
-        $calculo = $this->values->vl_cred+$this->values->vl_ajus_cred;
+        $calculo = $this->values->vl_cred+$this->values->vl_ajus_acres;
         $calculo = $calculo-$this->values->vl_ajus_reduc;
         if ($this->values->vl_cred_dif>$calculo) {
             $this->errors[] = "[" . self::REG . "] " .