diff --git a/appveyor.yml b/appveyor.yml
index b94afb2b..1ff14298 100644
--- a/appveyor.yml
+++ b/appveyor.yml
@@ -30,7 +30,7 @@ build_script:
     dnu build NLog.Web.ASPNET5/project.json --configuration release --quiet
 
 after_build:
-  - dnu pack NLog.Web.ASPNET5\project.json -configuration release --quiet
+  - dnu pack NLog.Web.ASPNET5\project.json --configuration release --quiet
 
 deploy: off
 test_script: