--- ./src/ptk/ptk-file-archiver_old.c	2009-07-22 12:48:28.000000000 +0400
+++ ./src/ptk/ptk-file-archiver.c	2009-07-22 13:41:57.000000000 +0400
@@ -55,6 +55,12 @@
             "tar -xvf",
             ".tar", TRUE
         },
+		{
+			"application/x-7z-compressed",
+			"7za a -mx=9",
+			"7za x",
+			".7z", TRUE
+		},
         /*
         {
             "application/x-rar",