diff --git a/appveyor.yml b/appveyor.yml
index e7588308..f5a8f253 100644
--- a/appveyor.yml
+++ b/appveyor.yml
@@ -5,7 +5,8 @@ configuration:
 install:
   - ps: Invoke-WebRequest http://sourceforge.net/projects/mingw-w64/files/Toolchains%20targetting%20Win64/Personal%20Builds/mingw-builds/4.9.0/threads-win32/seh/x86_64-4.9.0-release-win32-seh-rt_v3-rev2.7z/download -OutFile mingw.7z
   - dir
-  - 7z x -oC:\ mingw.7z
+  - type mingw.7z
+#  - 7z x -oC:\ mingw.7z
   - set PATH=C:\Program Files (x86)\MSBuild\12.0\bin\;%PATH%;C:\wingw64\bin
 
 before_build: cmake -DFMT_EXTRA_TESTS=ON .