diff --git a/interface/src/Webcam.h b/interface/src/Webcam.h
index 6c6d250897..3910bb4a19 100644
--- a/interface/src/Webcam.h
+++ b/interface/src/Webcam.h
@@ -19,8 +19,8 @@
 
 #include <opencv2/opencv.hpp>
 
-#ifdef HAVE_OPENNI
-    #include <XnCppWrapper.h>
+#if defined(HAVE_OPENNI) && !defined(Q_MOC_RUN)
+#include <XnCppWrapper.h>
 #endif
 
 #include <vpx_codec.h>