diff --git a/Makefile.am b/Makefile.am
index d3eee4504..1efd5605e 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -1133,8 +1133,7 @@ endif
 
 doc/api/html/index.html: doc/doxygen.conf
 	@mkdir -p $(@D)
-	[ "$(srcdir)" = "." ] || sed '/INPUT *=/ s/\([^ ]\+\/\)/$(subst /,\/,$(srcdir))\/\1/g' $(srcdir)/doc/doxygen.conf >doc/doxygen.conf
-	$(DOXYGEN) doc/doxygen.conf
+	$(DOXYGEN) $<
 
 all-local: $(DOCBOOK_HTML) doc/api/html/index.html
 
diff --git a/configure.ac b/configure.ac
index 4d578c9f0..0b92e70f5 100644
--- a/configure.ac
+++ b/configure.ac
@@ -1609,5 +1609,6 @@ dnl ---------------------------------------------------------------------------
 dnl Generate files
 dnl ---------------------------------------------------------------------------
 AC_OUTPUT(Makefile)
+AC_OUTPUT(doc/doxygen.conf)
 
 echo 'MPD is ready for compilation, type "make" to begin.'
diff --git a/doc/doxygen.conf b/doc/doxygen.conf.in
similarity index 99%
rename from doc/doxygen.conf
rename to doc/doxygen.conf.in
index ddece77e8..8b123737c 100644
--- a/doc/doxygen.conf
+++ b/doc/doxygen.conf.in
@@ -31,7 +31,7 @@ PROJECT_NAME           = MPD
 # This could be handy for archiving the generated documentation or
 # if some version control system is used.
 
-PROJECT_NUMBER         =
+PROJECT_NUMBER = @VERSION@
 
 # The OUTPUT_DIRECTORY tag is used to specify the (relative or absolute)
 # base path where the generated documentation will be put.
@@ -534,7 +534,7 @@ WARN_LOGFILE           =
 # directories like "/usr/src/myproject". Separate the files or directories
 # with spaces.
 
-INPUT = src/
+INPUT = @top_srcdir@/src/
 
 # This tag can be used to specify the character encoding of the source files
 # that doxygen parses. Internally doxygen uses the UTF-8 encoding, which is