diff --git a/tests/ref/fate/dpx-probe b/tests/ref/fate/dpx-probe
index 39d816b7e6..e116b2f73e 100644
--- a/tests/ref/fate/dpx-probe
+++ b/tests/ref/fate/dpx-probe
@@ -1,7 +1,7 @@
 [FRAME]
 sample_aspect_ratio=1:1
 color_range=pc
-color_space=bt709
+color_space=gbr
 color_primaries=bt709
 color_transfer=unknown
 TAG:timecode=00:00:01:18