diff --git a/appveyor.yml b/appveyor.yml
index 651f41783..be8f2b12b 100644
--- a/appveyor.yml
+++ b/appveyor.yml
@@ -40,7 +40,7 @@ cache:
 clone_folder: C:\projects\openmw
 
 before_build:
-    - cmd: sh %APPVEYOR_BUILD_FOLDER%\CI\before_script.msvc.sh -u
+    - cmd: sh %APPVEYOR_BUILD_FOLDER%\CI\before_script.msvc.sh -u -v
 
 build_script:
     - cmd: if %PLATFORM%==Win32 set build=Build_32