diff --git a/.appveyor.yml b/.appveyor.yml
index 701e9b86..7f016e85 100644
--- a/.appveyor.yml
+++ b/.appveyor.yml
@@ -37,7 +37,7 @@ build_script:
   - mkdir build
   - cd build
   - cmake --version
-  - cmake %CMAKE_ARGS% --parallel ..
+  - cmake %CMAKE_ARGS% ..
   - cmake -LH ..
   - cmake --build . --config %Configuration% --verbose --parallel