diff --git a/PVE/QemuConfig.pm b/PVE/QemuConfig.pm
index c1037379..9a29b538 100644
--- a/PVE/QemuConfig.pm
+++ b/PVE/QemuConfig.pm
@@ -125,7 +125,7 @@ sub __snapshot_save_vmstate {
 
     if (!$target) {
 	my ($shared, $local);
-	PVE::QemuServer::foreach_writable_storage($conf, sub {
+	PVE::QemuServer::foreach_storage_used_by_vm($conf, sub {
 	    my ($sid) = @_;
 	    my $scfg = PVE::Storage::storage_config($storecfg, $sid);
 	    my $dst = $scfg->{shared} ? \$shared : \$local;
diff --git a/PVE/QemuServer.pm b/PVE/QemuServer.pm
index e3169b67..27740ea2 100644
--- a/PVE/QemuServer.pm
+++ b/PVE/QemuServer.pm
@@ -5819,7 +5819,7 @@ sub restore_tar_archive {
     warn $@ if $@;
 };
 
-sub foreach_writable_storage {
+sub foreach_storage_used_by_vm {
     my ($conf, $func) = @_;
 
     my $sidhash = {};