diff --git a/conf/machine/raspberrypi.conf b/conf/machine/raspberrypi.conf
index e089f4f..4508a42 100755
--- a/conf/machine/raspberrypi.conf
+++ b/conf/machine/raspberrypi.conf
@@ -34,3 +34,9 @@ MACHINE_EXTRA_RRECOMMENDS += " \
 	kernel-modules \
 	bcm2835-kernel-image \
 "
+
+# Set GPU firmware image to be used
+# arm128 : 128M ARM, 128M GPU split
+# arm192 : 192M ARM, 64M GPU split
+# arm224 : 224M ARM, 32M GPU split
+RPI_GPU_FIRMWARE ?= "arm192"