diff --git a/networks b/networks
index 6223cf076ad0adc059cbf6e6c61ab4ecf5b1a5e4..9e0469451301263d79edad1a46a89961f8944df0 100644
--- a/networks
+++ b/networks
@@ -1,5 +1,8 @@
-
-
+# binary_c reaction networks:
+# to be read by the script found in
+# src/perl/scripts/make_reaction_network_code.pl
+#
+#
 ############################################################
 # pp chains
 ############################################################
diff --git a/multistar/multistar.h b/src/multistar/multistar.h
similarity index 100%
rename from multistar/multistar.h
rename to src/multistar/multistar.h
diff --git a/multistar/multistar_add_star.c b/src/multistar/multistar_add_star.c
similarity index 100%
rename from multistar/multistar_add_star.c
rename to src/multistar/multistar_add_star.c
diff --git a/multistar/multistar_count.c b/src/multistar/multistar_count.c
similarity index 100%
rename from multistar/multistar_count.c
rename to src/multistar/multistar_count.c
diff --git a/multistar/multistar_current_star.c b/src/multistar/multistar_current_star.c
similarity index 100%
rename from multistar/multistar_current_star.c
rename to src/multistar/multistar_current_star.c
diff --git a/multistar/multistar_delete_star.c b/src/multistar/multistar_delete_star.c
similarity index 100%
rename from multistar/multistar_delete_star.c
rename to src/multistar/multistar_delete_star.c
diff --git a/multistar/multistar_limit_timestep.c b/src/multistar/multistar_limit_timestep.c
similarity index 100%
rename from multistar/multistar_limit_timestep.c
rename to src/multistar/multistar_limit_timestep.c
diff --git a/multistar/multistar_memsize.c b/src/multistar/multistar_memsize.c
similarity index 100%
rename from multistar/multistar_memsize.c
rename to src/multistar/multistar_memsize.c
diff --git a/multistar/multistar_prototypes.h b/src/multistar/multistar_prototypes.h
similarity index 100%
rename from multistar/multistar_prototypes.h
rename to src/multistar/multistar_prototypes.h
diff --git a/multistar/multistar_rollback.c b/src/multistar/multistar_rollback.c
similarity index 100%
rename from multistar/multistar_rollback.c
rename to src/multistar/multistar_rollback.c
diff --git a/zipup b/zipup
index 0f548538a2a2d3b0073bfe63c263587f0254f341..e1d1572a974a72441f23060baf3446f83ca55b4f 100755
--- a/zipup
+++ b/zipup
@@ -15,7 +15,7 @@ cp $HOME/svn/tex/references.bib .
 
 # zip up
 echo "Making incremental zips"
-zip -u -9 -r binary_c.zip *.c */*.c *.h */*.h make Makefile */Makefile ./configure tbse doc/* zipup README LICENCE CHANGES perl/*  networks mdot.plt  -x \*svn\*
+zip -u -9 -r binary_c.zip src/*.c src/*/*.c src/*.h src/*/*.h src/gnuplot/* src/Makefile make Makefile ./configure tbse doc/* zipup README LICENCE CHANGES perl/*  networks mdot.plt  -x \*svn\*
 
 zip -u -9 -r binary_c-code_only.zip *.c */*.c *.h */*.h make Makefile */Makefile ./configure tbse zipup README LICENCE CHANGES perl/* networks mdot.plt rotlog.plt -x \*svn\*