diff --git a/appveyor.yml b/appveyor.yml
index 6bf6d98..043a4bd 100644
--- a/appveyor.yml
+++ b/appveyor.yml
@@ -1,9 +1,9 @@
 build: false
 
 environment:
-    PYTHON: "C:\\Python27"
-    PYTHON_VERSION: "2.7.8"
-    PYTHON_ARCH: "32"
+    PYTHON: "C:\\Python38"
+    PYTHON_VERSION: "3.8"
+    PYTHON_ARCH: "64"
 
     matrix:
         - APPVEYOR_BUILD_WORKER_IMAGE: Visual Studio 2017
@@ -14,10 +14,10 @@ environment:
           CONAN_ARCHS: x86_64
 
 install:
-  - set PATH=%PATH%;%PYTHON%/Scripts/
-  - pip.exe install conan --upgrade
-  - pip.exe install conan_package_tools bincrafters_package_tools
+  - set PATH=%PYTHON%;%PYTHON%\Scripts;%PATH%
+  - pip3.exe install "conan<2" --upgrade
+  - pip3.exe install conan_package_tools bincrafters_package_tools
   - conan user # It creates the conan data directory
 
 test_script:
-  - python build.py
+  - C:\Python38\python build.py