Index: trunk/Ohana/src/opihi/include/shell.h
===================================================================
--- trunk/Ohana/src/opihi/include/shell.h	(revision 41715)
+++ trunk/Ohana/src/opihi/include/shell.h	(revision 42083)
@@ -7,5 +7,5 @@
 # define ESCAPE(MSG,...) { gprint (GP_ERR, MSG, __VA_ARGS__); return FALSE; }
 
-# define ISVEC(a) (isalnum (a) || (a == '.') || (a == '_'))
+# define ISVEC(a) (isalnum (a) || (a == ':') || (a == '_') || (a == '.'))
 # define ISVAR(a) (isalnum (a) || (a == ':') || (a == '_'))
 # define ISREF(a) (isalnum (a) || (a == '_'))