diff --git a/arvo/batz.hoon b/arvo/batz.hoon
index 6fdf803bf9..76eeef2052 100644
--- a/arvo/batz.hoon
+++ b/arvo/batz.hoon
@@ -1,6 +1,6 @@
 ::  batz (4b), shell
 ::
-!:
+::
 |=  pit=vase
 =>  =~
 ::::::::::::::::::::::::::::::::::::::::::::::::::::::::::
diff --git a/arvo/dill.hoon b/arvo/dill.hoon
index c6c0a2a952..cd7c1031f7 100644
--- a/arvo/dill.hoon
+++ b/arvo/dill.hoon
@@ -1,4 +1,4 @@
-!:
+::
 ::  dill (4d), terminal handling
 ::
 |=  pit=vase
diff --git a/arvo/eyre.hoon b/arvo/eyre.hoon
index ac2151573c..c93eaf9f28 100644
--- a/arvo/eyre.hoon
+++ b/arvo/eyre.hoon
@@ -1,4 +1,4 @@
-!:  ::  %eyre, http servant
+::  ::  %eyre, http servant
 !?  164
 ::::
 |=  pit=vase
diff --git a/arvo/ford.hoon b/arvo/ford.hoon
index ee181a3337..05f0e62f8d 100644
--- a/arvo/ford.hoon
+++ b/arvo/ford.hoon
@@ -1,4 +1,4 @@
-::::
+::::::
 ::  ::  %ford, new execution control
 !?  164
 ::::