diff --git a/pyproject.toml b/pyproject.toml
index 0ee19e4..637daab 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -10,7 +10,7 @@ dependencies = [
     "Authlib==1.6.1",
     "boto3==1.40.11",
     "launchdarkly-server-sdk==9.12.0",
-    "pypdf[crypto]==6.0.0",
+    "pypdf[crypto]==6.3.0",
     "python-jose[cryptography]==3.5.0",
     "reportlab==4.4.3",
     "requests==2.32.4",