--- a/ROOT	Sat Jul 27 08:17:54 2013 +0200
+++ b/ROOT	Sat Jul 27 08:23:09 2013 +0200
@@ -21,13 +21,19 @@
   options [document = pdf, document_output = "..", document_variants = "journal"]
   theories
     "Paper"
+  files
+    "document/root.tex"
 
 session Slides1 in Slides = UTM +
   options [document = pdf, document_output = "..", document_variants = "slides1"]
   theories
     "Slides1"
+  files
+    "document/root.tex"
 
 session Slides2 in Slides = UTM +
   options [document = pdf, document_output = "..", document_variants = "slides2"]
   theories
     "Slides2"
+  files
+    "document/root.tex"