diff --git a/.gitignore b/.gitignore
index 3852641..46f3928 100644
--- a/.gitignore
+++ b/.gitignore
@@ -29,3 +29,4 @@
 XACML-PDP-REST/catalina.base_IS_UNDEFINED/logs/Policy/XACML-PDP-REST/metrics.log
 XACML-REST/IntegrityMonitor.log
 /bin/
+*.checkstyle