diff --git a/pkgsel/Development/t2devel.all b/pkgsel/Development/t2devel.all
index ee8fc7e..b0c74da 100644
--- a/pkgsel/Development/t2devel.all
+++ b/pkgsel/Development/t2devel.all
@@ -5,3 +5,6 @@ X patchutils
 X patch
 X file
 
+
+# needed to create T2 ISO files
+X popt