diff --git a/docs/Doxygen.conf b/docs/Doxygen.conf
index 42d404cf18..5158754f9a 100644
--- a/docs/Doxygen.conf
+++ b/docs/Doxygen.conf
@@ -83,7 +83,31 @@ WARN_LOGFILE           =
 #---------------------------------------------------------------------------
 # configuration options related to the input files
 #---------------------------------------------------------------------------
-INPUT                  = ../src ../src/include ../src/include/private ../libs/esl/src ../libs/esl/src/include
+INPUT                  = ../src ../src/include ../src/include/private ../libs/esl/src ../libs/esl/src/include \
+                         ../src/libs/openzap ../src/libs/openzap/include \
+                         ../src/mod/applications/mod_cidlookup \
+                         ../src/mod/applications/mod_commands \
+                         ../src/mod/applications/mod_conference \
+                         ../src/mod/applications/mod_curl \
+                         ../src/mod/applications/mod_directory \
+                         ../src/mod/applications/mod_dptools \
+                         ../src/mod/applications/mod_easyroute \
+                         ../src/mod/applications/mod_enum \
+                         ../src/mod/applications/mod_expr \
+                         ../src/mod/applications/mod_fax \
+                         ../src/mod/applications/mod_fifo \
+                         ../src/mod/applications/mod_lcr \
+                         ../src/mod/applications/mod_limit \
+                         ../src/mod/applications/mod_memcache \
+                         ../src/mod/applications/mod_nibblebill \
+                         ../src/mod/applications/mod_rss \
+                         ../src/mod/applications/mod_skel \
+                         ../src/mod/applications/mod_soundtouch \
+                         ../src/mod/applications/mod_spy \
+                         ../src/mod/applications/mod_stress \
+                         ../src/mod/applications/mod_t38gateway \
+                         ../src/mod/applications/mod_vmd \
+                         ../src/mod/applications/mod_voicemail
 FILE_PATTERNS          = *.c \
                          *.cc \
                          *.cxx \