diff --git a/cmake/CMakeLists.txt b/cmake/CMakeLists.txt
index 070f345e57..b2832fd3b3 100644
--- a/cmake/CMakeLists.txt
+++ b/cmake/CMakeLists.txt
@@ -33,7 +33,6 @@ endforeach()
 
 OPTION(COLLADA_SUPPORT "Build IfcConvert with COLLADA support (requires OpenCOLLADA)." ON)
 OPTION(IFCXML_SUPPORT "Build IfcParse with ifcXML support (requires libxml2)." ON)
-OPTION(GLTF_SUPPORT "Build IfcConvert with glTF support (requires json.hpp)." OFF)
 OPTION(ENABLE_BUILD_OPTIMIZATIONS "Enable certain compiler and linker optimizations on RelWithDebInfo and Release builds." OFF)
 OPTION(IFCCONVERT_DOUBLE_PRECISION "IfcConvert: Use double precision floating-point numbers." ON)
 OPTION(BUILD_IFCGEOM "Build IfcGeom." ON)
@@ -43,10 +42,13 @@ OPTION(BUILD_GEOMSERVER "Build IfcGeomServer executable." ON)
 OPTION(BUILD_CONVERT "Build IfcConvert executable." ON)
 OPTION(USE_VLD "Use Visual Leak Detector for debugging memory leaks, MSVC-only." OFF)
 OPTION(USE_MMAP "Adds a command line options to parse IFC files from memory mapped files using Boost.Iostreams" OFF)
+OPTION(BUILD_SHARED_LIBS "Build IfcParse and IfcGeom as shared libs (SO/DLL)." OFF)
 if (${HAS_MAX})
 OPTION(BUILD_IFCMAX "Build IfcMax, a 3ds Max plug-in, Windows-only." ON)
 endif()
-OPTION(BUILD_SHARED_LIBS "Build IfcParse and IfcGeom as shared libs (SO/DLL)." OFF)
+if (${BUILD_CONVERT})
+OPTION(GLTF_SUPPORT "Build IfcConvert with glTF support (requires json.hpp)." OFF)
+endif()
 
 # TODO QtViewer is deprecated ATM as it uses the 0.4 API
 # OPTION(BUILD_QTVIEWER "Build IfcOpenShell Qt GUI Viewer (requires Qt 4 framework)." OFF)