diff --git a/lizardfs/lizardfs-snapshots.sh b/lizardfs/lizardfs-snapshots.sh
index 32821be..2355b54 100755
--- a/lizardfs/lizardfs-snapshots.sh
+++ b/lizardfs/lizardfs-snapshots.sh
@@ -112,7 +112,7 @@ for src in "${SOURCES[@]}"; do
         if test -n "$del"; then
             for f in $(ls -d1 "${DESTINATION}/${target}"-* | sort -r | tail -n +"$del"); do
                 #echo " " "lizardfs rremove -l '$f'"
-                echo " " "rm -rf --one-filesystem '$f'"
+                echo " " "rm -rf --one-file-system '$f'"
             done
 	fi
     else
@@ -121,7 +121,7 @@ for src in "${SOURCES[@]}"; do
         if test -n "$del"; then
             for f in $(ls -d1 "${DESTINATION}/${target}"-* | sort -r | tail -n +"$del"); do
                 #lizardfs rremove -l "$f"
-                test -d "$f" && rm -rf --one-filesystem "$f"
+                test -d "$f" && rm -rf --one-file-system "$f"
             done
         fi
     fi