diff --git a/install/alternc.install b/install/alternc.install
index 8c72e668..b9691b0d 100644
--- a/install/alternc.install
+++ b/install/alternc.install
@@ -610,6 +610,7 @@ for service in $SERVICES; do
 done
 
 echo "Fix all the permission. May be quite long..."
+echo "YOU CAN INTERUPT THIS BY USING Ctrl-c THEN y TO BYPASS THE ERROR." 
 /usr/lib/alternc/fixperms.sh
 echo "Compile PO files"
 
diff --git a/jessie/alternc.install b/jessie/alternc.install
index d86ba2a7..b2c91a53 100644
--- a/jessie/alternc.install
+++ b/jessie/alternc.install
@@ -618,6 +618,7 @@ for service in $SERVICES; do
 done
 
 echo "Fix all the permission. May be quite long..."
+echo "YOU CAN INTERUPT THIS BY USING Ctrl-c THEN y TO BYPASS THE ERROR." 
 /usr/lib/alternc/fixperms.sh
 echo "Compile PO files"