diff --git a/.gitignore b/.gitignore
index d0e6b59a3..2bbe9355a 100644
--- a/.gitignore
+++ b/.gitignore
@@ -17,6 +17,7 @@ pom.xml.versionsBackup
 # IntelliJ Settings Files (https://intellij-support.jetbrains.com/hc/en-us/articles/206544839-How-to-manage-projects-under-Version-Control-Systems) #
 .idea/**/workspace.xml
 .idea/**/tasks.xml
+.idea/**/shelf
 .idea/dictionaries
 .idea/compiler.xml
 .idea/encodings.xml