diff --git a/Containerfile b/Containerfile
index 06b0efa..b1e9ac4 100644
--- a/Containerfile
+++ b/Containerfile
@@ -9,7 +9,7 @@
 #     --streamable-http --sse-host 0.0.0.0 --sse-port 8765
 
 # Stage 1: builder — has dnf, bash, shadow-utils for installing native deps
-FROM registry.access.redhat.com/hi/python:3.14-builder AS builder
+FROM registry.access.redhat.com/hi/python:3.15-builder AS builder
 
 WORKDIR /app
 
@@ -86,7 +86,7 @@ RUN pip3.14 install --no-cache-dir --no-deps -e ".[sqlite]"
 RUN mkdir -p /app/sqlite_db /app/backups
 
 # Stage 2: distroless production image
-FROM registry.access.redhat.com/hi/python:3.14
+FROM registry.access.redhat.com/hi/python:3.15
 
 LABEL name="mcp-memory" \
       version="1.1.2" \