diff --git a/lambdas/pdf-extract/requirements.txt b/lambdas/pdf-extract/requirements.txt
index ba8d488..41f4cfe 100644
--- a/lambdas/pdf-extract/requirements.txt
+++ b/lambdas/pdf-extract/requirements.txt
@@ -1,3 +1,3 @@
 pdfplumber>=0.11.10,<1.0
-boto3>=1.43.40,<2.0
+boto3>=1.43.43,<2.0
 httpx>=0.28.1,<1.0