diff --git a/.github/appveyor.yml b/.github/appveyor.yml
index b7d40787318985..a4c11df2795ed1 100644
--- a/.github/appveyor.yml
+++ b/.github/appveyor.yml
@@ -7,11 +7,27 @@ branches:
     - buildbot-custom
 cache:
   - externals -> PCbuild\*
+before_build:
+  - ps: |+
+      if ($env:APPVEYOR_RE_BUILD) {
+        echo 'Doing full build due to re-build request.'
+      } elseif (!$env:APPVEYOR_PULL_REQUEST_HEAD_COMMIT) {
+        echo 'Not a PR, doing full build.'
+      } else {
+        $mergebase = git merge-base $env:APPVEYOR_PULL_REQUEST_HEAD_COMMIT $env:APPVEYOR_REPO_BRANCH
+        $changes = git diff --name-only HEAD $mergebase | grep -vE '(\.rst$)|(^Doc)|(^Misc)'
+        If (!$changes) {
+          echo 'Only docs were updated, stopping build process.'
+          Exit-AppveyorBuild
+        }
+      }
+
+
 build_script:
-- cmd: PCbuild\build.bat -e
-- cmd: PCbuild\win32\python.exe -m test.pythoninfo
+  - cmd: PCbuild\build.bat -e
+  - cmd: PCbuild\win32\python.exe -m test.pythoninfo
 test_script:
-- cmd: PCbuild\rt.bat -q -uall -u-cpu -rwW --slowest --timeout=1200 --fail-env-changed -j0
+  - cmd: PCbuild\rt.bat -q -uall -u-cpu -rwW --slowest --timeout=1200 --fail-env-changed -j0
 environment:
   HOST_PYTHON: C:\Python36\python.exe
 image:
diff --git a/Doc/README.rst b/Doc/README.rst
index a29d1f3a708a43..d640f50522ee8e 100644
--- a/Doc/README.rst
+++ b/Doc/README.rst
@@ -1,6 +1,8 @@
 Python Documentation README
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~
 
+This is a bogus commit to test AppVeyor.
+
 This directory contains the reStructuredText (reST) sources to the Python
 documentation.  You don't need to build them yourself, `prebuilt versions are
 available <https://docs.python.org/dev/download.html>`_.
diff --git a/PCbuild/readme.txt b/PCbuild/readme.txt
index 6af38fbdd39d7d..3e7edb340340f1 100644
--- a/PCbuild/readme.txt
+++ b/PCbuild/readme.txt
@@ -1,6 +1,8 @@
 Quick Start Guide
 -----------------
 
+Bogus edit
+
 1.  Install Microsoft Visual Studio 2017 with Python workload and
     Python native development component.
 1a. Optionally install Python 3.6 or later.  If not installed,