diff --git a/CMakeLists.txt b/CMakeLists.txt
index 239a96938f..22d1e8623e 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -1415,11 +1415,6 @@ foreach(_plugin_src_dir ${PLUGIN_SRC_DIRS})
 	add_subdirectory( ${_plugin_src_dir} )
 endforeach()
 
-
-# Basedir where to install guides
-set(DOC_DIR "$ENV{docdir}" CACHE FILEPATH "Installation directory for ug and dg pdfs.")
-message(STATUS "docdir: ${DOC_DIR}")
-
 if(ENABLE_PCAP_NG_DEFAULT)
 	set(PCAP_NG_DEFAULT 1)
 endif()
@@ -3049,6 +3044,10 @@ set_source_files_properties(
 install(
 	FILES
 		${INSTALL_FILES}
+	PERMISSIONS
+		OWNER_WRITE OWNER_READ
+		GROUP_READ
+		WORLD_READ
 	DESTINATION
 		${CMAKE_INSTALL_DATADIR}/${CPACK_PACKAGE_NAME}
 )
@@ -3113,12 +3112,16 @@ install(
 install(
 	DIRECTORY
 		${INSTALL_DIRS}
+	DESTINATION
+		${CMAKE_INSTALL_DATADIR}/${CPACK_PACKAGE_NAME}
+	FILE_PERMISSIONS
+		OWNER_WRITE OWNER_READ
+		GROUP_READ
+		WORLD_READ
 	DIRECTORY_PERMISSIONS
 		OWNER_EXECUTE OWNER_WRITE OWNER_READ
 		GROUP_EXECUTE GROUP_READ
 		WORLD_EXECUTE WORLD_READ
-	DESTINATION
-		${CMAKE_INSTALL_DATADIR}/${CPACK_PACKAGE_NAME}
 	PATTERN ".git" EXCLUDE
 	PATTERN ".svn" EXCLUDE
 	PATTERN "Makefile.*" EXCLUDE
@@ -3141,22 +3144,6 @@ install(
 		${CMAKE_INSTALL_MODULES_DIR}
 )
 
-if(DOC_DIR)
-	message(STATUS "Docdir install: ${DOC_DIR}")
-	INSTALL(
-		DIRECTORY
-			${CMAKE_BINARY_DIR}/docbook/
-		DIRECTORY_PERMISSIONS
-			OWNER_EXECUTE OWNER_WRITE OWNER_READ
-			GROUP_EXECUTE GROUP_READ
-			WORLD_EXECUTE WORLD_READ
-		DESTINATION
-			${DOC_DIR}/guides
-		FILES_MATCHING
-		PATTERN "*.pdf"
-	)
-endif()
-
 # Test suite wrapper
 if(ENABLE_APPLICATION_BUNDLE)
 	set(TEST_SH_BIN_DIR ${CMAKE_BINARY_DIR}/run)
diff --git a/cmake/modules/FileInstall.cmake b/cmake/modules/FileInstall.cmake
new file mode 100644
index 0000000000..3358aa2a80
--- /dev/null
+++ b/cmake/modules/FileInstall.cmake
@@ -0,0 +1,33 @@
+# FileInstall - Install files and directories separately from the
+# "install" command.
+#
+# Usage:
+#   cmake -P /path/to/FileInstall.cmake [source ...] [destination]
+
+# Params are
+#   cmake -P /path/to/hhc.cmake "/path/to/hhc.exe" project.hhp
+math(EXPR _dest_idx "${CMAKE_ARGC} - 1")
+set(_destination ${CMAKE_ARGV${_dest_idx}})
+set(_sources)
+
+math(EXPR _last_src "${CMAKE_ARGC} - 2")
+foreach(_src_idx RANGE 3 ${_last_src})
+    set(_sources ${_sources} ${CMAKE_ARGV${_src_idx}})
+endforeach(_src_idx)
+
+if (_sources AND _destination)
+    message (STATUS "Installing ${_sources} to ${_destination}")
+    file (INSTALL ${_sources}
+        DESTINATION ${_destination}
+        FILE_PERMISSIONS
+            OWNER_WRITE OWNER_READ
+            GROUP_READ
+            WORLD_READ
+        DIRECTORY_PERMISSIONS
+            OWNER_EXECUTE OWNER_WRITE OWNER_READ
+            GROUP_EXECUTE GROUP_READ
+            WORLD_EXECUTE WORLD_READ
+    )
+else()
+    message (FATAL_ERROR "Missing arguments. Sources: ${_sources}. Destination: ${_destination}.")
+endif()
diff --git a/docbook/CMakeLists.txt b/docbook/CMakeLists.txt
index 56d0fa0268..cfdeb25a2c 100644
--- a/docbook/CMakeLists.txt
+++ b/docbook/CMakeLists.txt
@@ -78,6 +78,7 @@ set(WSUG_TOOLS_HELP_COMMANDS
 # being able to build our documentation.
 set(WSUG_TOOLS_HELP_FILES)
 set(WSUG_TOOLS_PHONY_DEPS)
+set(GUIDE_INSTALL_DIRS)
 
 # General help output
 foreach(th_command ${WSUG_TOOLS_HELP_COMMANDS})
@@ -424,6 +425,7 @@ if(ASCIIDOCTOR_EXECUTABLE AND XSLTPROC_EXECUTABLE)
 	)
 	set_docbook_target_properties(user_guide_html)
 	add_dependencies(user_guides user_guide_html)
+	list(APPEND GUIDE_INSTALL_DIRS ${CMAKE_CURRENT_BINARY_DIR}/wsug_html_chunked)
 endif()
 
 if(ASCIIDOCTOR_EXECUTABLE)
@@ -475,6 +477,7 @@ if(ASCIIDOCTOR_EXECUTABLE AND XSLTPROC_EXECUTABLE)
 	)
 	set_docbook_target_properties(developer_guide_html)
 	add_dependencies(developer_guides developer_guide_html)
+	list(APPEND GUIDE_INSTALL_DIRS ${CMAKE_CURRENT_BINARY_DIR}/wsdg_html_chunked)
 endif()
 
 if(ASCIIDOCTOR_EXECUTABLE)
@@ -501,6 +504,20 @@ if(WIN32 AND ASCIIDOCTOR_EXECUTABLE)
 	add_dependencies(developer_guides developer_guide_chm)
 endif()
 
+if (GUIDE_INSTALL_DIRS)
+	# The installation location and DOC_DIR in ui/help_url.c must
+	# match.
+	add_custom_target(install_guides
+		COMMAND ${CMAKE_COMMAND} -P
+			${CMAKE_SOURCE_DIR}/cmake/modules/FileInstall.cmake
+			${GUIDE_INSTALL_DIRS}
+			${CMAKE_INSTALL_FULL_DOCDIR}
+		DEPENDS
+			user_guide_html developer_guide_html
+	)
+	set_docbook_target_properties(install_guides)
+endif()
+
 # release_notes: release-notes.html release-notes.txt
 
 add_custom_target( release_notes_html DEPENDS release-notes.html )
diff --git a/ui/CMakeLists.txt b/ui/CMakeLists.txt
index f5ed7b199c..ea78f7830c 100644
--- a/ui/CMakeLists.txt
+++ b/ui/CMakeLists.txt
@@ -107,6 +107,8 @@ if (HTML_HELP_COMPILER)
 	target_link_libraries(ui Htmlhelp.lib)
 endif()
 
+add_definitions(-DDOC_DIR="${CMAKE_INSTALL_FULL_DOCDIR}")
+
 CHECKAPI(
 	NAME
 	  ui-base
diff --git a/ui/Makefile.am b/ui/Makefile.am
index e3b468c700..c273d59aad 100644
--- a/ui/Makefile.am
+++ b/ui/Makefile.am
@@ -22,6 +22,7 @@
 
 include $(top_srcdir)/Makefile.am.inc
 
+# The installation location and DOC_DIR in ui/help_url.c must match.
 AM_CPPFLAGS = $(INCLUDEDIRS) $(WS_CPPFLAGS) -DDOC_DIR=\"$(docdir)\" \
 	$(GLIB_CFLAGS) $(PCAP_CFLAGS) $(LIBGCRYPT_CFLAGS) $(LIBGNUTLS_CFLAGS) $(PORTAUDIO_INCLUDES)