diff --git a/share/live/ppc.tmpl b/share/live/ppc.tmpl
index 5590fb45..b2470aaa 100644
--- a/share/live/ppc.tmpl
+++ b/share/live/ppc.tmpl
@@ -12,12 +12,6 @@ WRAPPER="usr/sbin/wrapper"
 WRAPPER_DATA="usr/"+libdir+"/kernel-wrapper"
 
 prepboot = ""
-
-## NOTE: yaboot freaks out and stops parsing its config if it sees a '\',
-## so we can't use the udev escape sequences in the root arg.
-## Instead we'll just replace any non-ASCII characters in the isolabel
-## with '_', which means we won't need any udev escapes.
-isolabel = ''.join(ch if ch.isalnum() else '_' for ch in isolabel)
 %>
 
 mkdir ${LIVEDIR}
diff --git a/share/ppc.tmpl b/share/ppc.tmpl
index 26277432..7bbe1bc4 100644
--- a/share/ppc.tmpl
+++ b/share/ppc.tmpl
@@ -12,12 +12,6 @@ WRAPPER="usr/sbin/wrapper"
 WRAPPER_DATA="usr/"+libdir+"/kernel-wrapper"
 
 prepboot = ""
-
-## Don't allow spaces or escape characters in the iso label
-def valid_label(ch):
-    return ch.isalnum() or ch == '_'
-
-isolabel = ''.join(ch if valid_label(ch) else '-' for ch in isolabel)
 %>
 
 mkdir ${LIVEDIR}