diff -r 5d1fc22bccdf -r 97c530dc8aca doc-src/System/IsaMakefile
--- a/doc-src/System/IsaMakefile	Mon Sep 15 20:51:40 2008 +0200
+++ b/doc-src/System/IsaMakefile	Mon Sep 15 20:51:58 2008 +0200
@@ -21,8 +21,8 @@
 
 Pure-System: $(LOG)/Pure-System.gz
 
-$(LOG)/Pure-System.gz: Thy/ROOT.ML ../antiquote_setup.ML	\
-  Thy/Basics.thy Thy/Misc.thy Thy/Presentation.thy
+$(LOG)/Pure-System.gz: Thy/ROOT.ML ../antiquote_setup.ML		\
+  Thy/Basics.thy Thy/Misc.thy Thy/Presentation.thy Thy/Symbols.thy
 	@$(USEDIR) -s System Pure Thy