diff --git a/data/excecoesPlural.csv b/data/excecoesPlural.csv
index f9ab868..e3c95bd 100644
--- a/data/excecoesPlural.csv
+++ b/data/excecoesPlural.csv
@@ -1,2 +1,7 @@
 vlibras
-libras
\ No newline at end of file
+libras
+lápis
+vírus
+tagênis
+ônibus
+férias
\ No newline at end of file
diff --git a/src/AplicaRegras.py b/src/AplicaRegras.py
index 9ca8115..421a16c 100644
--- a/src/AplicaRegras.py
+++ b/src/AplicaRegras.py
@@ -410,7 +410,7 @@ class AplicaRegras(object):
 					pass
 				num = True
 
-			if tag != "NPR-P" and tag[-2:] == "-P" or tag[-2:] == "_P" and self.verificar_excecao_plural(it.get_word()):
+			if tag != "NPR-P" and (tag[-2:] == "-P" or tag[-2:] == "_P") and self.verificar_excecao_plural(it.get_word()):
 				singular = self.analisar_plural(it.get_word())
 				lista_simplificada[it.get_count()][0] = singular
 
--
libgit2 0.21.2