diff --git a/.gitignore b/.gitignore
index 822d07fb2..09e3fb4c4 100644
--- a/.gitignore
+++ b/.gitignore
@@ -3,6 +3,7 @@
 *.suo
 *.pdb
 *.ilk
+*.aps
 /Release
 /wadsrc_wad
 *.user