diff --git a/.travis.yml b/.travis.yml
index 52cdbf3c..5f3fe8d8 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -26,33 +26,33 @@ before_script:
 - mkdir build
 - cd build
 
+after_script:
+- make install DESTDIR=`pwd`/root
+- find root -type f -ls
+
 jobs:
   include:
     - name: "Autotools Build (focal)"
-      env: BUILD=auto
       dist: focal
       script:
       - ../configure
-      - make
+      - make check
 
     - name: "CMake Build"
-      env: BUILD=cmake
       dist: jammy
       script:
       - cmake -DWITH_GNUTLS=YES -DWITH_OPENSSL=YES ..
       - make check
 
     - name: "Autotools Build"
-      env: BUILD=auto
       dist: jammy
       script:
       - ../configure --with-openssl --with-gnutls
       - make check
 
     - name: "Coverage Build"
-      env: BUILD=coverage
       dist: jammy
       script:
       - ../configure --without-gnutls --enable-code-coverage --enable-valgrind
-      - make check-valgrind check-code-coverage
+      - make check-valgrind check-code-coverage docbook-doc
       - codecov
diff --git a/CMakeLists.txt b/CMakeLists.txt
index 97eb7da3..e58a2e6a 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -160,6 +160,7 @@ configure_file(libjwt/libjwt.pc.in libjwt.pc @ONLY)
 install(FILES ${CMAKE_BINARY_DIR}/libjwt.pc DESTINATION lib/pkgconfig)
 
 find_package(Doxygen)
+
 if (DOXYGEN_FOUND)
 	set(DOXYGEN_ENV_VARS
 		"PROJECT=${PROJECT_NAME}"
diff --git a/Doxyfile b/Doxyfile
index 6867da64..eb663d92 100644
--- a/Doxyfile
+++ b/Doxyfile
@@ -1925,7 +1925,7 @@ EXTRA_SEARCH_MAPPINGS  =
 # If the GENERATE_LATEX tag is set to YES, Doxygen will generate LaTeX output.
 # The default value is: YES.
 
-GENERATE_LATEX         = NO
+GENERATE_LATEX         = $(GENERATE_LATEX)
 
 # The LATEX_OUTPUT tag is used to specify where the LaTeX docs will be put. If a
 # relative path is entered the value of OUTPUT_DIRECTORY will be put in front of
@@ -2051,7 +2051,7 @@ LATEX_EXTRA_FILES      =
 # The default value is: YES.
 # This tag requires that the tag GENERATE_LATEX is set to YES.
 
-PDF_HYPERLINKS         = NO
+PDF_HYPERLINKS         = YES
 
 # If the USE_PDFLATEX tag is set to YES, Doxygen will use the engine as
 # specified with LATEX_CMD_NAME to generate the PDF file directly from the LaTeX
@@ -2207,7 +2207,7 @@ MAN_SUBDIR             =
 # The default value is: NO.
 # This tag requires that the tag GENERATE_MAN is set to YES.
 
-MAN_LINKS              = YES
+MAN_LINKS              = NO
 
 #---------------------------------------------------------------------------
 # Configuration options related to the XML output
diff --git a/configure.ac b/configure.ac
index 076f8c4b..852776a2 100644
--- a/configure.ac
+++ b/configure.ac
@@ -128,14 +128,6 @@ AX_VALGRIND_CHECK
 
 AX_CODE_COVERAGE
 
-DX_MAN_FEATURE(ON)
-DX_HTML_FEATURE(ON)
-DX_CHM_FEATURE(OFF)
-DX_CHI_FEATURE(OFF)
-DX_RTF_FEATURE(OFF)
-DX_XML_FEATURE(OFF)
-DX_PDF_FEATURE(OFF)
-DX_PS_FEATURE(OFF)
 DX_ENV_APPEND(PROJECT_BRIEF, $PACKAGE_DESCRIPTION)
 DX_INIT_DOXYGEN($PACKAGE_NAME, Doxyfile)
 
diff --git a/m4/doxygen.m4 b/m4/doxygen.m4
index d9a951c0..5c5a52a2 100644
--- a/m4/doxygen.m4
+++ b/m4/doxygen.m4
@@ -49,14 +49,14 @@
 DX_ENV=""
 AC_DEFUN([DX_FEATURE_doc],  ON)
 AC_DEFUN([DX_FEATURE_dot],  ON)
-AC_DEFUN([DX_FEATURE_man],  OFF)
-AC_DEFUN([DX_FEATURE_html], ON)
+AC_DEFUN([DX_FEATURE_man],  ON)
+AC_DEFUN([DX_FEATURE_html], OFF)
 AC_DEFUN([DX_FEATURE_chm],  OFF)
 AC_DEFUN([DX_FEATURE_chi],  OFF)
 AC_DEFUN([DX_FEATURE_rtf],  OFF)
 AC_DEFUN([DX_FEATURE_xml],  OFF)
-AC_DEFUN([DX_FEATURE_pdf],  ON)
-AC_DEFUN([DX_FEATURE_ps],   ON)
+AC_DEFUN([DX_FEATURE_pdf],  OFF)
+AC_DEFUN([DX_FEATURE_ps],   OFF)
 
 ## --------------- ##
 ## Private macros. ##
@@ -292,11 +292,11 @@ fi
 
 # Paper size for PS and/or PDF:
 AC_ARG_VAR(DOXYGEN_PAPER_SIZE,
-           [a4wide (default), a4, letter, legal or executive])
+           [letter (default), a4wide, a4, letter, legal or executive])
 case "$DOXYGEN_PAPER_SIZE" in
 #(
 "")
-    AC_SUBST(DOXYGEN_PAPER_SIZE, "")
+    AC_SUBST(DOXYGEN_PAPER_SIZE, "letter")
 ;; #(
 a4wide|a4|letter|legal|executive)
     DX_ENV_APPEND(PAPER_SIZE, $DOXYGEN_PAPER_SIZE)