diff --git a/xorriso/iso_manip.c b/xorriso/iso_manip.c
index fd06a131..2f48f6f5 100644
--- a/xorriso/iso_manip.c
+++ b/xorriso/iso_manip.c
@@ -4008,7 +4008,7 @@ int Xorriso_hfsplus_file_creator_type(struct XorrisO *xorriso, char *path,
  int ret;
  IsoNode *node;
 
- if(in_node == NULL && !(flag * 1)) {
+ if(in_node == NULL && !(flag & 1)) {
    ret= Xorriso_node_from_path(xorriso, NULL, path, &node, 0);
    if(ret <= 0)
      return(ret);
diff --git a/xorriso/xorriso_timestamp.h b/xorriso/xorriso_timestamp.h
index e863894f..8cca48ef 100644
--- a/xorriso/xorriso_timestamp.h
+++ b/xorriso/xorriso_timestamp.h
@@ -1 +1 @@
-#define Xorriso_timestamP "2017.07.21.105310"
+#define Xorriso_timestamP "2017.08.07.134036"