diff --git a/backend/docker/Dockerfile b/backend/docker/Dockerfile
index 933ebce7..4882e1ea 100644
--- a/backend/docker/Dockerfile
+++ b/backend/docker/Dockerfile
@@ -1,5 +1,5 @@
 # Pull base image
-FROM python:3.10.12-slim-buster
+FROM python:3.10.12-alpine3.15
 
 # Set environment variables
 ENV PYTHONDONTWRITEBYTECODE 1
diff --git a/backend/requirements/lambda.txt b/backend/requirements/lambda.txt
index 036f6666..bd86ef9b 100644
--- a/backend/requirements/lambda.txt
+++ b/backend/requirements/lambda.txt
@@ -1 +1 @@
-cryptography==37.0.4
\ No newline at end of file
+cryptography==41.0.2
\ No newline at end of file