diff --git a/cMake/FreeCAD_Helpers/CheckInterModuleDependencies.cmake b/cMake/FreeCAD_Helpers/CheckInterModuleDependencies.cmake
index fae2b80f4f..a684a3d3e4 100644
--- a/cMake/FreeCAD_Helpers/CheckInterModuleDependencies.cmake
+++ b/cMake/FreeCAD_Helpers/CheckInterModuleDependencies.cmake
@@ -28,6 +28,7 @@ macro(CheckInterModuleDependencies)
     REQUIRES_MODS(BUILD_MESH_PART          BUILD_PART BUILD_MESH)
     REQUIRES_MODS(BUILD_FLAT_MESH          BUILD_MESH_PART)
     REQUIRES_MODS(BUILD_OPENSCAD           BUILD_MESH_PART BUILD_DRAFT)
+    REQUIRES_MODS(BUILD_MATERIAL_EXTERNAL  BUILD_MATERIAL)
     REQUIRES_MODS(BUILD_PART               BUILD_MATERIAL)
     REQUIRES_MODS(BUILD_PART_DESIGN        BUILD_SKETCHER)
     # REQUIRES_MODS(BUILD_CAM              BUILD_PART BUILD_MESH BUILD_ROBOT)
diff --git a/cMake/FreeCAD_Helpers/InitializeFreeCADBuildOptions.cmake b/cMake/FreeCAD_Helpers/InitializeFreeCADBuildOptions.cmake
index ebe6938865..f329745050 100644
--- a/cMake/FreeCAD_Helpers/InitializeFreeCADBuildOptions.cmake
+++ b/cMake/FreeCAD_Helpers/InitializeFreeCADBuildOptions.cmake
@@ -120,6 +120,7 @@ macro(InitializeFreeCADBuildOptions)
     option(BUILD_INSPECTION "Build the FreeCAD inspection module" ON)
     option(BUILD_JTREADER "Build the FreeCAD jt reader module" OFF)
     option(BUILD_MATERIAL "Build the FreeCAD material module" ON)
+    option(BUILD_MATERIAL_EXTERNAL "Build the FreeCAD material external interface module" OFF)
     option(BUILD_MESH "Build the FreeCAD mesh module" ON)
     option(BUILD_MESH_PART "Build the FreeCAD mesh part module" ON)
     option(BUILD_FLAT_MESH "Build the FreeCAD flat mesh module" ON)
diff --git a/cMake/FreeCAD_Helpers/PrintFinalReport.cmake b/cMake/FreeCAD_Helpers/PrintFinalReport.cmake
index 25bb8e7b3a..be1078cc4c 100644
--- a/cMake/FreeCAD_Helpers/PrintFinalReport.cmake
+++ b/cMake/FreeCAD_Helpers/PrintFinalReport.cmake
@@ -104,6 +104,7 @@ macro(PrintFinalReport)
     value(BUILD_INSPECTION)
     value(BUILD_JTREADER)
     value(BUILD_MATERIAL)
+    value(BUILD_MATERIAL_EXTERNAL)
     value(BUILD_MESH)
     value(BUILD_MESH_PART)
     value(BUILD_OPENSCAD)