diff --git a/Dockerfile.django-alpine b/Dockerfile.django-alpine
index 939662de86..7454fc435b 100644
--- a/Dockerfile.django-alpine
+++ b/Dockerfile.django-alpine
@@ -5,7 +5,7 @@
 # Dockerfile.nginx to use the caching mechanism of Docker.
 
 # Ref: https://devguide.python.org/#branchstatus
-FROM python:3.11.11-alpine3.21@sha256:9af3561825050da182afc74b106388af570b99c500a69c8216263aa245a2001b AS base
+FROM python:3.13.5-alpine3.21@sha256:c9a09c45a4bcc618c7f7128585b8dd0d41d0c31a8a107db4c8255ffe0b69375d AS base
 FROM base AS build
 WORKDIR /app
 RUN \
diff --git a/Dockerfile.django-debian b/Dockerfile.django-debian
index da5b4b3a22..b5d21bf4f7 100644
--- a/Dockerfile.django-debian
+++ b/Dockerfile.django-debian
@@ -5,7 +5,7 @@
 # Dockerfile.nginx to use the caching mechanism of Docker.
 
 # Ref: https://devguide.python.org/#branchstatus
-FROM python:3.11.11-slim-bookworm@sha256:42420f737ba91d509fc60d5ed65ed0492678a90c561e1fa08786ae8ba8b52eda AS base
+FROM python:3.13.5-slim-bookworm@sha256:6544e0e002b40ae0f59bc3618b07c1e48064c4faed3a15ae2fbd2e8f663e8283 AS base
 FROM base AS build
 WORKDIR /app
 RUN \
diff --git a/Dockerfile.integration-tests-debian b/Dockerfile.integration-tests-debian
index 5bdf86bbed..3f23f0a643 100644
--- a/Dockerfile.integration-tests-debian
+++ b/Dockerfile.integration-tests-debian
@@ -3,7 +3,7 @@
 
 FROM openapitools/openapi-generator-cli:v7.14.0@sha256:a620610d9fabf7ce05310c648417ba168125aac2f4517580030e115921ac1a52 AS openapitools
 # currently only supports x64, no arm yet due to chrome and selenium dependencies
-FROM python:3.11.11-slim-bookworm@sha256:42420f737ba91d509fc60d5ed65ed0492678a90c561e1fa08786ae8ba8b52eda AS build
+FROM python:3.13.5-slim-bookworm@sha256:6544e0e002b40ae0f59bc3618b07c1e48064c4faed3a15ae2fbd2e8f663e8283 AS build
 WORKDIR /app
 RUN \
   apt-get -y update && \
diff --git a/Dockerfile.nginx-alpine b/Dockerfile.nginx-alpine
index ac8c57c089..c9e6fb5f11 100644
--- a/Dockerfile.nginx-alpine
+++ b/Dockerfile.nginx-alpine
@@ -5,7 +5,7 @@
 # Dockerfile.django-alpine to use the caching mechanism of Docker.
 
 # Ref: https://devguide.python.org/#branchstatus
-FROM python:3.11.11-alpine3.20@sha256:6e18772230b36e78251ed179a2a2a2b3cc94726f02e1fddccdcfbe05b17bdc96 AS base
+FROM python:3.13.3-alpine3.20@sha256:40a4559d3d6b2117b1fbe426f17d55b9100fa40609733a1d0c3f39e2151d4b33 AS base
 
 FROM base AS build
 WORKDIR /app
diff --git a/Dockerfile.nginx-debian b/Dockerfile.nginx-debian
index 222bff3291..0a1ad626cf 100644
--- a/Dockerfile.nginx-debian
+++ b/Dockerfile.nginx-debian
@@ -5,7 +5,7 @@
 # Dockerfile.django-debian to use the caching mechanism of Docker.
 
 # Ref: https://devguide.python.org/#branchstatus
-FROM python:3.11.11-slim-bookworm@sha256:42420f737ba91d509fc60d5ed65ed0492678a90c561e1fa08786ae8ba8b52eda AS base
+FROM python:3.13.5-slim-bookworm@sha256:6544e0e002b40ae0f59bc3618b07c1e48064c4faed3a15ae2fbd2e8f663e8283 AS base
 FROM base AS build
 WORKDIR /app
 RUN \