diff --git a/doc/CMakeLists.txt b/doc/CMakeLists.txt
index ea653547..528e2531 100644
--- a/doc/CMakeLists.txt
+++ b/doc/CMakeLists.txt
@@ -50,7 +50,7 @@ if(DBUS_HAVE_XSLTPROC)
             ${CMAKE_CURRENT_BINARY_DIR}/api/html/index.html
     )
     add_custom_target(devhelp2
-        DEPENDS ${CMAKE_CURRENT_BINARY_DIR}/api/html/index.html ${CMAKE_CURRENT_BINARY_DIR}/dbus.devhelp2
+        DEPENDS ${CMAKE_CURRENT_BINARY_DIR}/dbus.devhelp2
     )
     add_dependencies(doc devhelp2)
     install(FILES ${CMAKE_CURRENT_BINARY_DIR}/dbus.devhelp2 DESTINATION ${CMAKE_INSTALL_DATADIR}/doc/dbus)