diff --git a/Arvore_de_decisao_CART/requirements.txt b/Arvore_de_decisao_CART/requirements.txt
index 9d0dd5a..063bdf3 100644
--- a/Arvore_de_decisao_CART/requirements.txt
+++ b/Arvore_de_decisao_CART/requirements.txt
@@ -1,7 +1,7 @@
 attrs==19.3.0
 backcall==0.2.0
 bleach==3.1.5
-certifi==2020.6.20
+certifi==2022.12.7
 chardet==3.0.4
 cycler==0.10.0
 decorator==4.4.2