diff --git a/.gitignore b/.gitignore
index 0e91105b4591b63caadb997674f309822f2ced1a..ca33074b60fe5f8b8af7f683c4be710c5d084e2e 100644
--- a/.gitignore
+++ b/.gitignore
@@ -140,4 +140,7 @@ Thumbs.db
 # Folder config file
 Desktop.ini
 
-/Code/Mantid/Build/CMake/OutputBinaryTo.cmake
\ No newline at end of file
+# PyCharm IDE
+.idea/
+
+/Code/Mantid/Build/CMake/OutputBinaryTo.cmake