diff --git a/Dockerfile b/Dockerfile
index 9d0a78a..cb74ae9 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -40,8 +40,6 @@ COPY files/deadsnakes.list /etc/apt/sources.list.d/deadsnakes.list
 # This is done separately to avoid conflicts with official Ubuntu packages.
 RUN apt-get update -y && \
     DEBIAN_FRONTEND=noninteractive apt-get install -y --no-install-recommends \
-    python3.5-dev \
-    python3.5-venv \
     python3.6-dev \
     python3.6-venv \
     python3.7-dev \
@@ -53,6 +51,9 @@ RUN apt-get update -y && \
     python3.11-dev \
     python3.11-distutils \
     python3.11-venv \
+    python3.12-dev \
+    python3.12-distutils \
+    python3.12-venv \
     && \
     apt-get clean && \
     rm -rf /var/lib/apt/lists/*
diff --git a/files/installer.py b/files/installer.py
index b66a9f2..ba740ad 100644
--- a/files/installer.py
+++ b/files/installer.py
@@ -53,8 +53,8 @@ class Pip:
     )
 
     _DEFAULT_PACKAGES = dict(
-        pip='21.3.1',
-        setuptools='60.8.2',
+        pip='23.1.2',
+        setuptools='67.7.2',
         wheel='0.37.1',
     )
 
@@ -64,11 +64,6 @@ class Pip:
             setuptools='44.1.1',  # 45.0.0 requires Python 3.5+
             wheel=None,
         ),
-        '3.5': dict(
-            pip='20.3.4',  # 21.0 requires Python 3.6+
-            setuptools='50.3.2',  # 51.0.0 requires Python 3.6+
-            wheel=None,
-        ),
         '3.6': dict(
             pip='21.3.1',  # 22.0 requires Python 3.7+
             setuptools='59.6.0',  # 59.7.0 requires Python 3.7+
diff --git a/files/quiet_pip.py b/files/quiet_pip.py
index 4dac1a4..891afd3 100644
--- a/files/quiet_pip.py
+++ b/files/quiet_pip.py
@@ -27,10 +27,6 @@
     # pip 21.0 will drop support for Python 2.7 in January 2021.
     # More details about Python 2 support in pip, can be found at https://pip.pypa.io/en/latest/development/release-process/#python-2-support
     'DEPRECATION: Python 2.7 reached the end of its life ',
-
-    # DEPRECATION: Python 3.5 reached the end of its life on September 13th, 2020. Please upgrade your Python as Python 3.5 is no longer maintained.
-    # pip 21.0 will drop support for Python 3.5 in January 2021. pip 21.0 will remove support for this functionality.
-    'DEPRECATION: Python 3.5 reached the end of its life ',
 )