[ci] Pin ninja on AppVeyor

Latest version does not provide a Windows wheel.
khaledhosny · Jun 13, 2020 · c8a3ccb · c8a3ccb
1 parent c72dd73
commit c8a3ccb
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/.appveyor.yml b/.appveyor.yml
@@ -16,7 +16,7 @@ install:
   - git submodule update --init --recursive
 
   - set PATH=%cd%;%PYTHON%;%PYTHON%\Scripts;%PATH%
-  - pip install meson==0.49.2 ninja
+  - pip install meson==0.49.2 ninja==1.9.0
 
   - call "%VS140COMNTOOLS%\..\..\VC\vcvarsall.bat" %ARCH%