diff --git a/.gitignore b/.gitignore
index dad7bec10..ba9cf4617 100644
--- a/.gitignore
+++ b/.gitignore
@@ -16,6 +16,11 @@
 *.jar
 *.war
 
+######################
+# Sonar
+######################
+.sonar_lock
+
 # Eclipse IDE
 
 *.pydevproject