diff --git a/content/media/video/test/Makefile.in b/content/media/video/test/Makefile.in
index 194c51f90d5..1e3a966576f 100644
--- a/content/media/video/test/Makefile.in
+++ b/content/media/video/test/Makefile.in
@@ -67,7 +67,6 @@ _TEST_FILES += \
 		test_ended1.html \
 		test_ended2.html \
 		test_onloadedmetadata.html \
-		test_progress1.html \
 		test_progress3.html \
 		test_seek1.html \
 		test_seek3.html \
@@ -85,6 +84,7 @@ _TEST_FILES += \
 		bug461281.ogg \
 		seek.ogv \
 		$(NULL)
+#		test_progress1.html    disabled while we figure out the random failure
 else
 _TEST_FILES += \
 		test_can_play_type_no_ogg.html \