diff --git a/requirements.txt b/requirements.txt
index a051cdf..b67e02b 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -5,4 +5,4 @@ Pairtree
 importlib_resources
 opf-fido==1.6.1
 eark-validator==1.1.1
-urllib3==2.2.1
\ No newline at end of file
+urllib3==2.6.3
\ No newline at end of file