diff --git a/minitests/roi_harness/bit2fasm.sh b/minitests/roi_harness/bit2fasm.sh
index 235d6888..41946c06 100755
--- a/minitests/roi_harness/bit2fasm.sh
+++ b/minitests/roi_harness/bit2fasm.sh
@@ -3,5 +3,5 @@ set -ex
 BIT_IN=$1
 BITS=$(tempfile --suffix .bits)
 
-${XRAY_BITREAD} -F $XRAY_ROI_FRAMES -o ${BITS} -z -y ${BIT_IN}
+${XRAY_BITREAD} -F $XRAY_ROI_FRAMES -o ${BITS} -z -y ${BIT_IN} > /dev/null
 ${XRAY_BITS2FASM} ${BITS}