diff --git a/.travis.yml b/.travis.yml
index 09046b1e3b994..4a645af075740 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -8,6 +8,10 @@ matrix:
     osx_image: xcode10.3
     env:
       - MATRIX_EVAL="CC=clang && CXX=clang++ && PYTHON=python3.7"
+  - os: osx
+    osx_image: xcode10.3
+    env:
+      - MATRIX_EVAL="CC=clang && CXX=clang++ && PYTHON=python3.8"
 
 before_install:
 - eval "${MATRIX_EVAL}"
diff --git a/appveyor.yml b/appveyor.yml
index f7f4a2b481399..a7b12d971fb62 100644
--- a/appveyor.yml
+++ b/appveyor.yml
@@ -23,6 +23,7 @@ environment:
   matrix:
     - PYTHON: C:\Python36-x64\python.exe
     - PYTHON: C:\Python37-x64\python.exe
+    - PYTHON: C:\Python38-x64\python.exe
 
 build_script:
   - cd C:\