diff --git a/compiler/.merlin b/compiler/.merlin
index 409f7d8..8c41ec2 100644
--- a/compiler/.merlin
+++ b/compiler/.merlin
@@ -16,6 +16,10 @@ B _build/obc/c
 B _build/obc/java
 B _build/obc/main
 B _build/obc/transformations
+B _build/utilities
+B _build/utilities/ctrln
+B _build/utilities/global
+B _build/utilities/minils
 S global
 S heptagon
 S heptagon/analysis