diff --git a/CMakeLists.txt b/CMakeLists.txt
index 91db46e1..0406617c 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -428,3 +428,7 @@ if(EMSCRIPTEN)
             "$<TARGET_FILE_DIR:xcpp>/xcpp.wasm"
             DESTINATION ${CMAKE_INSTALL_BINDIR})
 endif ()
+
+if(XEUS_CPP_INCLUDE_DOCS)
+    add_subdirectory(docs)
+endif()