diff --git a/cpp/CMakeLists.txt b/cpp/CMakeLists.txt
index c663857b..7d565c89 100644
--- a/cpp/CMakeLists.txt
+++ b/cpp/CMakeLists.txt
@@ -296,13 +296,21 @@ if(EXISTS ${CMAKE_CURRENT_SOURCE_DIR}/apps/text_editor_smoke/CMakeLists.txt)
 endif()
 
 # --- Registry Dashboard (lives in projects/fn_monitoring/apps/) ---
-set(_DASH_DIR ${CMAKE_SOURCE_DIR}/../projects/fn_monitoring/apps/registry_dashboard)
+# _DASH_DIR puede sobreescribirse via -D_DASH_DIR=<path> para apuntar a un
+# worktree (parallel-fix-issues u otros flujos que aislen builds).
+if(NOT DEFINED _DASH_DIR)
+    set(_DASH_DIR ${CMAKE_SOURCE_DIR}/../projects/fn_monitoring/apps/registry_dashboard)
+endif()
 if(EXISTS ${_DASH_DIR}/CMakeLists.txt)
     add_subdirectory(${_DASH_DIR} ${CMAKE_BINARY_DIR}/apps/registry_dashboard)
 endif()
 
 # --- Graph Explorer (lives in projects/osint_graph/apps/) ---
-set(_GE_DIR ${CMAKE_SOURCE_DIR}/../projects/osint_graph/apps/graph_explorer)
+# _GE_DIR puede sobreescribirse via -D_GE_DIR=<path> para apuntar a un
+# worktree (parallel-fix-issues u otros flujos que aislen builds).
+if(NOT DEFINED _GE_DIR)
+    set(_GE_DIR ${CMAKE_SOURCE_DIR}/../projects/osint_graph/apps/graph_explorer)
+endif()
 if(EXISTS ${_GE_DIR}/CMakeLists.txt)
     add_subdirectory(${_GE_DIR} ${CMAKE_BINARY_DIR}/apps/graph_explorer)
 endif()