diff --git a/.gitignore b/.gitignore
index 67d1cbb..04efb06 100644
--- a/.gitignore
+++ b/.gitignore
@@ -365,3 +365,4 @@ FodyWeavers.xsd
 /_setup
 /setup/Setup Files
 /setup/ViGEmBus-cache
+/setup/ViGEmBus.back.aip
diff --git a/appveyor.yml b/appveyor.yml
index 972d345..02835f7 100644
--- a/appveyor.yml
+++ b/appveyor.yml
@@ -5,6 +5,7 @@ skip_commits:
     - '**/*.md'
 cache:
 - C:\projects\DMF
+- C:\projects\ViGEmBus\vpatch.exe
 platform:
 - x86
 - x64