diff --git a/.bumpversion.cfg b/.bumpversion.cfg
index 72e4727..2057a0f 100644
--- a/.bumpversion.cfg
+++ b/.bumpversion.cfg
@@ -1,5 +1,5 @@
 [bumpversion]
-current_version = 2.2.2
+current_version = 2.2.3
 commit = False
 tag = False
 
diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 3e30e33..e56824e 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -1,13 +1,10 @@
 on:
   workflow_dispatch:  # Allow manual triggering
   pull_request:
-  push:
-    branches:
-      - main
 
 jobs:
   versiontag:
-    runs-on: arc-runner-set
+    runs-on: ubuntu-latest
     if: github.ref != 'refs/heads/main'
     steps:
       - uses: actions/checkout@v5
@@ -19,7 +16,8 @@ jobs:
           diff /tmp/main_version.txt /tmp/version.txt && exit 1 || exit 0
 
   lint:
-    runs-on: arc-runner-set
+    runs-on: ubuntu-latest
+    if: github.ref != 'refs/heads/main'
     steps:
       - uses: actions/checkout@v5
       - uses: actions/setup-python@v5
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index d04c749..e2b932b 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -8,7 +8,7 @@ on:
 
 jobs:
   tag_release:
-    runs-on: arc-runner-set
+    runs-on: ubuntu-latest
     permissions:
       contents: write
     steps:
@@ -17,7 +17,7 @@ jobs:
       - name: Install dependencies
         run: |
           python3 -m pip install --upgrade pip
-          pip install poetry
+          python3 -m pip install poetry
       - name: Parse tag to ENV
         run: |
           echo RELEASE_TAG=$(poetry version --short) >> ${GITHUB_ENV}
@@ -30,7 +30,7 @@ jobs:
           tag_exists_error: false
 
   publish:
-    runs-on: arc-runner-set
+    runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v5
       - name: Set up Python 3.11
diff --git a/pyproject.toml b/pyproject.toml
index 100988d..824be4e 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [tool.poetry]
 name = "libpvarki"
-version = "2.2.2"
+version = "2.2.3"
 description = "Common helpers like standard logging init"
 authors = ["Eero af Heurlin <eero.afheurlin@iki.fi>"]
 homepage = "https://github.com/pvarki/python-libpvarki/"
diff --git a/src/libpvarki/__init__.py b/src/libpvarki/__init__.py
index 703bf37..77f5c97 100644
--- a/src/libpvarki/__init__.py
+++ b/src/libpvarki/__init__.py
@@ -1,3 +1,3 @@
 """Common helpers like standard logging init"""
 
-__version__ = "2.2.2"  # NOTE Use `bump2version --config-file patch` to bump versions correctly
+__version__ = "2.2.3"  # NOTE Use `bump2version --config-file patch` to bump versions correctly
diff --git a/src/libpvarki/mtlshelp/context.py b/src/libpvarki/mtlshelp/context.py
index 839eabd..cc7b677 100644
--- a/src/libpvarki/mtlshelp/context.py
+++ b/src/libpvarki/mtlshelp/context.py
@@ -4,6 +4,7 @@
 import ssl
 from pathlib import Path
 import logging
+import functools
 
 from starlette.config import Config
 
@@ -14,6 +15,7 @@
 # https://github.com/miguelgrinberg/python-socketio/discussions/1040 was very helpful
 
 
+@functools.cache
 def get_ca_context(
     purpose: ssl.Purpose,
     extra_ca_certs_path: Optional[Path] = None,
@@ -32,6 +34,7 @@ def get_ca_context(
     return ssl_ctx
 
 
+@functools.cache
 def get_ssl_context(
     purpose: ssl.Purpose,
     client_cert_paths: Optional[Tuple[Path, Path]] = None,
diff --git a/tests/test_libpvarki.py b/tests/test_libpvarki.py
index 3994530..47f0cd8 100644
--- a/tests/test_libpvarki.py
+++ b/tests/test_libpvarki.py
@@ -5,4 +5,4 @@
 
 def test_version() -> None:
     """Make sure version matches expected"""
-    assert __version__ == "2.2.2"
+    assert __version__ == "2.2.3"