diff --git a/.gitignore b/.gitignore
index 4d2d703..1cad1f3 100644
--- a/.gitignore
+++ b/.gitignore
@@ -14,3 +14,5 @@
 
 # virtual machine crash logs, see http://www.java.com/en/download/help/error_hotspot.xml
 hs_err_pid*
+bin/
+lib/