diff --git a/python/bindings/CMakeLists.txt b/python/bindings/CMakeLists.txt
index b7054da..86e5461 100644
--- a/python/bindings/CMakeLists.txt
+++ b/python/bindings/CMakeLists.txt
@@ -54,10 +54,11 @@ endmacro(GR_PYBIND_MAKE)
 
 list(APPEND fosphor_python_files
     base_sink_c_python.cc
-    glfw_sink_c_python.cc
-    qt_sink_c_python.cc
     python_bindings.cc)
 
+list_cond_append(ENABLE_GLFW fosphor_python_files glfw_sink_c_python.cc)
+list_cond_append(ENABLE_QT   fosphor_python_files qt_sink_c_python.cc)
+
 GR_PYBIND_MAKE(fosphor
    ../..
    gr::fosphor