diff --git a/pdex/.gitignore b/pdex/.gitignore
index ba077a403..d86e35085 100644
--- a/pdex/.gitignore
+++ b/pdex/.gitignore
@@ -1 +1,7 @@
+.DS_Store
+.AppleDouble
+._*
+*~
 bin
+mode/ExperimentalMode.jar
+