diff --git a/package/gnuradio/gnuradio.mk b/package/gnuradio/gnuradio.mk
index d6d07f6566..202c2213a7 100644
--- a/package/gnuradio/gnuradio.mk
+++ b/package/gnuradio/gnuradio.mk
@@ -26,7 +26,8 @@ GNURADIO_CONF_OPTS = \
 	-DENABLE_DEFAULT=OFF \
 	-DENABLE_VOLK=ON \
 	-DENABLE_GNURADIO_RUNTIME=ON \
-	-DENABLE_GR_QTGUI=OFF
+	-DENABLE_GR_QTGUI=OFF \
+	-DXMLTO_EXECUTABLE=NOTFOUND
 
 # For third-party blocks, the gnuradio libraries are mandatory at
 # compile time.