diff --git a/.gitignore b/.gitignore
index 150dabe1186..318e4403297 100644
--- a/.gitignore
+++ b/.gitignore
@@ -34,6 +34,7 @@ tmp.txt
 *.jar
 *.war
 *.ear
+*.class
 
 # virtual machine crash logs, see http://www.java.com/en/download/help/error_hotspot.xml
 hs_err_pid*