diff --git a/.github/workflows/tests-nightly.yml b/.github/workflows/tests-nightly.yml
index 79df9f86..6a443463 100644
--- a/.github/workflows/tests-nightly.yml
+++ b/.github/workflows/tests-nightly.yml
@@ -1,14 +1,12 @@
 name: Tests (nightly)
 
 on:
-  pull_request:
-    branches:
-    - main
-  push:
-    branches:
-    - main
-    tags:
-    - '*'
+  workflow_dispatch:
+    inputs:
+      jl_version:
+        description: Julia version (e.g. nightly or ~1.9.0-0)
+        required: true
+        default: nightly
 
 jobs:
   tests:
@@ -24,7 +22,7 @@ jobs:
       - uses: actions/checkout@v2
       - uses: julia-actions/setup-julia@v1
         with:
-          version: ${{ matrix.jlversion }}
+          version: ${{ inputs.jl_version }}
           arch: ${{ matrix.arch }}
       - uses: actions/cache@v1
         env:
diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index 3e6ab437..38fe91c5 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -53,7 +53,7 @@ jobs:
     strategy:
       matrix:
         os: [ubuntu-latest, windows-latest, macos-latest]
-        pyversion: ["3.7", "3.10"]
+        pyversion: ["3.7", "3.11"]
     steps:
       - uses: actions/checkout@v3
       - name: Set up Python ${{ matrix.pyversion }}
diff --git a/README.md b/README.md
index 1dc10f4d..204b223c 100644
--- a/README.md
+++ b/README.md
@@ -4,7 +4,6 @@
 [![Stable Documentation](https://img.shields.io/badge/docs-stable-blue.svg)](https://cjdoris.github.io/PythonCall.jl/stable)
 [![Dev Documentation](https://img.shields.io/badge/docs-dev-blue.svg)](https://cjdoris.github.io/PythonCall.jl/dev)
 [![Tests](https://github.com/cjdoris/PythonCall.jl/actions/workflows/tests.yml/badge.svg)](https://github.com/cjdoris/PythonCall.jl/actions/workflows/tests.yml)
-[![Tests (nightly)](https://github.com/cjdoris/PythonCall.jl/actions/workflows/tests-nightly.yml/badge.svg)](https://github.com/cjdoris/PythonCall.jl/actions/workflows/tests-nightly.yml)
 [![Codecov](https://codecov.io/gh/cjdoris/PythonCall.jl/branch/main/graph/badge.svg?token=A813UUIHGS)](https://codecov.io/gh/cjdoris/PythonCall.jl)
 [![PkgEval](https://juliaci.github.io/NanosoldierReports/pkgeval_badges/P/PythonCall.svg)](https://juliaci.github.io/NanosoldierReports/pkgeval_badges/P/PythonCall.html)