diff --git a/commands.txt b/commands.txt
index 817af68..8439ae8 100644
--- a/commands.txt
+++ b/commands.txt
@@ -147,6 +147,7 @@ RUN CLIENT (in another window)
 $ cd /root/OFC_SC472/grpc/connectionService
 $ python3 connectionService_client.py
 
+### EXERCISE
 COMPILE connectionServiceWithNotif.proto
 $ cd /root/OFC_SC472/grpc/
 $ python -m grpc_tools.protoc -I=. --python_out=connectionServiceWithNotif/ --grpc_python_out=connectionServiceWithNotif/ connectionServiceWithNotif.proto