diff --git a/appveyor.yml b/appveyor.yml
index 229a2fc..4a25068 100644
--- a/appveyor.yml
+++ b/appveyor.yml
@@ -2,6 +2,6 @@ version: 1.0.{build}
 configuration: Release
 platform: x64
 build:
-  project: Threenine.Map
+  project: Threenine.Map.sln
   publish_nuget: true
   verbosity: detailed
\ No newline at end of file