diff --git a/appveyor.yml b/appveyor.yml
index 256371e..6559ec1 100644
--- a/appveyor.yml
+++ b/appveyor.yml
@@ -50,6 +50,8 @@ before_build:
   - cmd: SET OPENCV_DIR=%OPENCV_ROOT_PATH%\build\%ARCH%\vc12\bin
   - cmd: SET PATH=%cd%\node_modules\.bin\;C:\MinGW\bin;C:\GTK\bin;C:\msys\1.0\bin;%OPENCV_DIR%;%PATH%
   - cmd: SET PKG_CONFIG_PATH=C:\GTK\lib\pkgconfig
+  - cmd: DIR %OPENCV_ROOT_PATH%\build\%ARCH%\vc12\bin
+  - cmd: DIR %OPENCV_ROOT_PATH%\build\%ARCH%\vc12\lib
   # Here we need to copy the opencv.pc file from the repo into PKG_CONFIG_PATH
   # trick part is to check for the vc12 folder and use that one
   - cmd: copy .\utils\opencv_x64.pc C:\GTK\lib\pkgconfig\opencv.pc