diff --git a/PVE/QemuServer.pm b/PVE/QemuServer.pm
index 85ce28ad..778fb085 100644
--- a/PVE/QemuServer.pm
+++ b/PVE/QemuServer.pm
@@ -5214,13 +5214,15 @@ sub qemu_drive_mirror {
 	    
 	};
 	if (my $err = $@) {
-	    eval { vm_mon_cmd($vmid, "block-job-cancel", device => "drive-$drive"); };
-	    while (1) {
-		my $stats = vm_mon_cmd($vmid, "query-block-jobs");
-		my $stat = @$stats[0];
-		last if !$stat;
-		sleep 1;
-	    }
+	    eval { 
+		vm_mon_cmd($vmid, "block-job-cancel", device => "drive-$drive"); 
+		while (1) {
+		    my $stats = vm_mon_cmd($vmid, "query-block-jobs");
+		    my $stat = @$stats[0];
+		    last if !$stat;
+		    sleep 1;
+		}
+	    };
 	    die "mirroring error: $err";
 	}