Index: server/teapot_index
==================================================================
--- server/teapot_index
+++ server/teapot_index
@@ -85,11 +85,17 @@
 				}
 				"META" {
 					set var [string tolower [lindex $line 1]]
 					set val [lrange $line 2 end]
 
-					lappend currpkginfo($var) $val
+					if {![info exists currpkginfo($var)]} {
+						set currpkginfo($var) ""
+					}
+
+					if {[lsearch -exact $currpkginfo($var) $val] == -1} {
+						lappend currpkginfo($var) $val
+					}
 				}
 			}
 		}
 
 		set pkginfo([list $currpkginfo(name) $currpkginfo(vers) $currpkginfo(platform)]) [array get currpkginfo]