CI: Require pip < 19.1 for Python 2.7 and 3.4

[m_librarian.git] / appveyor.yml

diff --git a/appveyor.yml b/appveyor.yml
index 41b1cb21b318acf539c7e2f3ffd0c6f8950db612..0c913f24b63f02c99ed36603a594e27d1bba4b36 100644 (file)
--- a/appveyor.yml
+++ b/appveyor.yml
@@ -50,8 +50,8 @@ install:
   - "SET TOXPYTHON=%PYTHON_HOME%\\python.exe"
   - "python --version"
   - "python -c \"import struct; print(struct.calcsize('P') * 8)\""
-  - "python -m pip install --upgrade pip setuptools"
-  - "pip install --upgrade tox ppu"
+  - "python -m pip install --upgrade \"pip < 19.1\" setuptools"
+  - "pip install --upgrade \"tox < 3.1\" ppu"
   - "pip --version"
 
 # No build step