diff --git a/Containerfile b/Containerfile
index cb1aec3..63b09ed 100644
--- a/Containerfile
+++ b/Containerfile
@@ -1,4 +1,4 @@
-FROM python:3-slim-trixie
+FROM python:3.14-slim-trixie
 
 RUN apt-get update && \
     apt-get install -y \
diff --git a/requirements.txt b/requirements.txt
index 71933c7..bee32c8 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,3 +1,3 @@
-flask
-pyyaml
-bootstrap-flask
+flask==3.1.3
+pyyaml==6.0.3
+bootstrap-flask==2.5.0