diff --git a/src/duk_hobject.h b/src/duk_hobject.h
index 757faf42..deab307f 100644
--- a/src/duk_hobject.h
+++ b/src/duk_hobject.h
@@ -369,6 +369,10 @@
 #define  DUK_HOBJECT_A_MIN_GROW_ADD       16
 #define  DUK_HOBJECT_A_MIN_GROW_DIVISOR   8  /* 2^3 -> 1/8 = 12.5% min growth */
 
+/* probe sequence */
+#define  DUK_HOBJECT_HASH_INITIAL(hash,h_size)  ((hash) % (h_size))
+#define  DUK_HOBJECT_HASH_PROBE_STEP(hash)      DUK_UTIL_GET_HASH_PROBE_STEP((hash))
+
 /*
  *  PC-to-line constants
  */
diff --git a/src/duk_hobject_props.c b/src/duk_hobject_props.c
index c8d9885a..3a677f10 100644
--- a/src/duk_hobject_props.c
+++ b/src/duk_hobject_props.c
@@ -48,8 +48,8 @@
 #define  NO_ARRAY_INDEX             DUK_HSTRING_NO_ARRAY_INDEX
 
 /* hash probe sequence */
-#define  HASH_INITIAL(hash,h_size)  ((hash) % (h_size))
-#define  HASH_PROBE_STEP(hash)      DUK_UTIL_GET_HASH_PROBE_STEP((hash))
+#define  HASH_INITIAL(hash,h_size)  DUK_HOBJECT_HASH_INITIAL((hash),(h_size))
+#define  HASH_PROBE_STEP(hash)      DUK_HOBJECT_HASH_PROBE_STEP((hash))
 
 /* marker values for hash part */
 #define  HASH_UNUSED                DUK_HOBJECT_HASHIDX_UNUSED