diff --git a/dev/debug_osync.sh b/dev/debug_osync.sh
index 84c27a5..89b47d7 100755
--- a/dev/debug_osync.sh
+++ b/dev/debug_osync.sh
@@ -1620,7 +1620,7 @@ function sync_attrs {
 	local retval=
 
 
-	if [ "$SYNC_ATTR" -ne 1 ]; then
+	if [ "$SYNC_ATTR" != "yes" ]; then
 		return 0
 	fi
 
diff --git a/dev/n_osync.sh b/dev/n_osync.sh
index 7d16bf2..00ce5ec 100755
--- a/dev/n_osync.sh
+++ b/dev/n_osync.sh
@@ -694,7 +694,7 @@ function sync_attrs {
 	local retval=
 
 
-	if [ "$SYNC_ATTR" -ne 1 ]; then
+	if [ "$SYNC_ATTR" != "yes" ]; then
 		return 0
 	fi
 
diff --git a/osync.sh b/osync.sh
index 4881732..077535e 100755
--- a/osync.sh
+++ b/osync.sh
@@ -1491,7 +1491,7 @@ function sync_attrs {
 	local retval=
 
 
-	if [ "$SYNC_ATTR" -ne 1 ]; then
+	if [ "$SYNC_ATTR" != "yes" ]; then
 		return 0
 	fi