diff --git a/configure.ac b/configure.ac
--- a/configure.ac
+++ b/configure.ac
@@ -87,6 +87,10 @@
 AC_HEADER_STDC
 AC_CHECK_FUNCS(gettimeofday times ctime_r)
 
+dnl Add dependencies on files generated by configure.
+AC_SUBST([CONFIG_STATUS_DEPENDENCIES],
+  ['$(top_srcdir)/doc/Doxyfile.in $(top_srcdir)/lemon/lemon.pc.in'])
+
 AC_CONFIG_FILES([
 Makefile
 doc/Doxyfile
diff --git a/doc/Doxyfile.in b/doc/Doxyfile.in
--- a/doc/Doxyfile.in
+++ b/doc/Doxyfile.in
@@ -145,7 +145,7 @@
 TOC_EXPAND             = NO
 DISABLE_INDEX          = NO
 ENUM_VALUES_PER_LINE   = 4
-GENERATE_TREEVIEW      = YES
+GENERATE_TREEVIEW      = NO
 TREEVIEW_WIDTH         = 250
 #---------------------------------------------------------------------------
 # configuration options related to the LaTeX output