diff --git a/Doxyfile b/Doxyfile
index 6609d73..6e38656 100644
--- a/Doxyfile
+++ b/Doxyfile
@@ -37,7 +37,7 @@
 # for a project that appears at the top of each page and should give viewer
 # a quick idea about the purpose of the project. Keep the description short.
 
-PROJECT_BRIEF          = Osmocom core library
+PROJECT_BRIEF          = "Osmocom core library"
 
 # With the PROJECT_LOGO tag one can specify an logo or icon that is
 # included in the documentation. The maximum height of the logo should not
@@ -610,7 +610,7 @@
 # directories like "/usr/src/myproject". Separate the files or directories
 # with spaces.
 
-INPUT                  = include src
+INPUT                  = include/osmocom/core src/*.c
 
 # 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
@@ -1011,7 +1011,7 @@
 # Qt Help Project output. For more information please see
 # http://doc.trolltech.com/qthelpproject.html#virtual-folders
 
-QHP_VIRTUAL_FOLDER     = doc
+QHP_VIRTUAL_FOLDER     = doc/core
 
 # If QHP_CUST_FILTER_NAME is set, it specifies the name of a custom filter to
 # add. For more information please see