diff --git a/lambdas/pdf-extract/requirements.txt b/lambdas/pdf-extract/requirements.txt
index 538c17d..ba8d488 100644
--- a/lambdas/pdf-extract/requirements.txt
+++ b/lambdas/pdf-extract/requirements.txt
@@ -1,3 +1,3 @@
 pdfplumber>=0.11.10,<1.0
-boto3>=1.43.34,<2.0
+boto3>=1.43.40,<2.0
 httpx>=0.28.1,<1.0
diff --git a/lambdas/pdf-generate/requirements.txt b/lambdas/pdf-generate/requirements.txt
index 8d02443..128eb70 100644
--- a/lambdas/pdf-generate/requirements.txt
+++ b/lambdas/pdf-generate/requirements.txt
@@ -1,3 +1,3 @@
 reportlab>=5.0.0,<6.0
-boto3>=1.43.34,<2.0
+boto3>=1.43.40,<2.0
 httpx>=0.28.1,<1.0
diff --git a/lambdas/suggestions/requirements.txt b/lambdas/suggestions/requirements.txt
index a869b88..3a731f9 100644
--- a/lambdas/suggestions/requirements.txt
+++ b/lambdas/suggestions/requirements.txt
@@ -1,2 +1,2 @@
-boto3>=1.43.34,<2.0
+boto3>=1.43.40,<2.0
 httpx>=0.28.1,<1.0