diff --git a/tools-image/build-arm-image.sh b/tools-image/build-arm-image.sh
index 86f651e..8f5824e 100755
--- a/tools-image/build-arm-image.sh
+++ b/tools-image/build-arm-image.sh
@@ -446,7 +446,7 @@ sync
 sleep 5
 sync
 
-kpartx -dv $DRIVE
+kpartx -dv $DRIVE || true
 
 umount $DRIVE || true