diff --git a/.appveyor.yml b/.appveyor.yml
index 8baffcc67d6813b4fbd09645721e994061bda27f..a0f4a776ec668d7155bc91d9079eda6b48602aa9 100644
--- a/.appveyor.yml
+++ b/.appveyor.yml
@@ -34,4 +34,4 @@ artifacts:
 - path: opus.zip
 
 on_success:
-- appveyor Start-AppveyorBuild -ApiKey %API_KEY% -ProjectSlug opus-tools
+- ps: if ($env:api_key -and "$env:configuration/$env:platform" -eq "ReleaseDLL_fixed/x64") { Start-AppveyorBuild -ApiKey $env:api_key -ProjectSlug 'opus-tools' }