diff --git a/TODO b/TODO
index a95734c8..2c55d584 100644
--- a/TODO
+++ b/TODO
@@ -1,3 +1,8 @@
+- try:
+
+	$ python test_colour.py TestColour.test_icc
+	segv
+
 - vips_sink_screen() should create its output images
 
 
diff --git a/libvips/iofuncs/header.c b/libvips/iofuncs/header.c
index 34796131..89ac0b45 100644
--- a/libvips/iofuncs/header.c
+++ b/libvips/iofuncs/header.c
@@ -482,7 +482,6 @@ vips_image_guess_interpretation( const VipsImage *image )
 	case VIPS_INTERPRETATION_sRGB: 
 	case VIPS_INTERPRETATION_HSV: 
 	case VIPS_INTERPRETATION_scRGB: 
-	case VIPS_INTERPRETATION_HSV:
 	case VIPS_INTERPRETATION_YXY: 
 		if( image->Bands < 3 )
 			sane = FALSE;