diff --git a/requirements.txt b/requirements.txt
index 738af19..9c49009 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,5 +1,5 @@
 fastapi==0.115.12
-pikepdf==9.7.0
+pikepdf==9.9.0
 python-multipart==0.0.20
 pytest==8.3.5
 httpx==0.28.1
\ No newline at end of file