diff --git a/.appveyor.yml b/.appveyor.yml
index a534757..a968329 100644
--- a/.appveyor.yml
+++ b/.appveyor.yml
@@ -36,4 +36,4 @@ build_script:
 
     set msbuild_exe="%ProgramFiles(x86)%\MSBuild\14.0\Bin\MSBuild.exe"
 
-    echo . | %msbuild_exe% callable_traits.sln /p:Configuration=Debug /p:Platform=Win32 /t:"check" /t /v:n /nologo
+    echo . | %msbuild_exe% callable_traits.sln /p:Configuration=Debug /p:Platform=Win32 /t:"check" /v:n /nologo