diff --git a/.gitignore b/.gitignore
index e58c80b46ecad1410a4ecf64a37abc52907af3d4..960508f9020e08a705a12afb6ae070c0edc95015 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,7 +1,13 @@
 tests/org/
+# Haskell object files
 *.hi
 *.o
+# MacOS
 .DS_Store
+# Source files generated from lexer/parser
 /src/ModelParser/Lexer.hs
 /src/ModelParser/Parser.hs
+# Stack
 .stack-work/
+# Intellij IDEA
+.idea/