diff --git a/cmake/Doxygen.cmake b/cmake/Doxygen.cmake
index cd00d95f4..78fee7a6c 100644
--- a/cmake/Doxygen.cmake
+++ b/cmake/Doxygen.cmake
@@ -6,6 +6,10 @@ function(Doxygen outDir)
           COMMENT "Doxygen not found")
       return()
     endif()
+    add_custom_target(build-time-dir
+        ALL
+        COMMAND ${CMAKE_COMMAND} -E
+        make_directory ${CMAKE_BINARY_DIR}/${outDir})
     set(DOXYGEN_GENERATE_HTML YES)
     set(DOXYGEN_QUIET YES)
     set(DOXYGEN_HTML_OUTPUT ${CMAKE_BINARY_DIR}/${outDir})