diff --git a/.gitignore b/.gitignore
index b8ffaca6dbca2c5b5228849b4674a2e41090b4fa..e9508fc43b28eb1cc73027cd03479ba5ef155a27 100644
--- a/.gitignore
+++ b/.gitignore
@@ -26,6 +26,7 @@ CTestTestfile.cmake
 Testing/
 ./build
 /build
+.idea/
 # Ignore Makefile in the stupid way for `tar --exclude-vcs-ignores`
 /Makefile
 ./Makefile