diff --git a/requirements.txt b/requirements.txt
index e0ecc01..782120d 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,5 +1,5 @@
 configparser==3.5.0
-urllib3==1.26.19
+urllib3==2.6.3
 validate-email==1.3
 epub-meta==0.0.7
 EbookLib==0.17.1