diff --git a/engine/api.c b/engine/api.c
index 3dd7fd3..19df210 100644
--- a/engine/api.c
+++ b/engine/api.c
@@ -1791,15 +1791,6 @@ int ph7_value_char(ph7_value *pVal, int cValue) {
 	MemObjSetType(pVal, MEMOBJ_CHAR);
 	return PH7_OK;
 }
-/*
- * [CAPIREF: ph7_value_null()]
- * Please refer to the official documentation for function purpose and expected parameters.
- */
-int ph7_value_null(ph7_value *pVal) {
-	/* Invalidate any prior representation and set the NULL flag */
-	PH7_MemObjRelease(pVal);
-	return PH7_OK;
-}
 /*
  * [CAPIREF: ph7_value_double()]
  * Please refer to the official documentation for function purpose and expected parameters.
@@ -1928,13 +1919,6 @@ int ph7_value_is_void(ph7_value *pVal) {
 int ph7_value_is_string(ph7_value *pVal) {
 	return (pVal->iFlags & MEMOBJ_STRING) ? TRUE : FALSE;
 }
-/*
- * [CAPIREF: ph7_value_is_null()]
- * Please refer to the official documentation for function purpose and expected parameters.
- */
-int ph7_value_is_null(ph7_value *pVal) {
-	return (pVal->iFlags & MEMOBJ_NULL) ? TRUE : FALSE;
-}
 /*
  * [CAPIREF: ph7_value_is_numeric()]
  * Please refer to the official documentation for function purpose and expected parameters.
diff --git a/engine/constant.c b/engine/constant.c
index cd9e0bf..7ac10d1 100644
--- a/engine/constant.c
+++ b/engine/constant.c
@@ -1112,7 +1112,7 @@ static void PH7_self_Const(ph7_value *pVal, void *pUserData) {
 		ph7_value_string(pVal, pName->zString, (int)pName->nByte);
 	} else {
 		/* Expand null */
-		ph7_value_null(pVal);
+		ph7_value_string(pVal, "", 0);
 	}
 }
 /* parent
@@ -1129,7 +1129,7 @@ static void PH7_parent_Const(ph7_value *pVal, void *pUserData) {
 		ph7_value_string(pVal, pName->zString, (int)pName->nByte);
 	} else {
 		/* Expand null */
-		ph7_value_null(pVal);
+		ph7_value_string(pVal, "", 0);
 	}
 }
 /*
diff --git a/engine/hashmap.c b/engine/hashmap.c
index f4abb9d..d893d51 100644
--- a/engine/hashmap.c
+++ b/engine/hashmap.c
@@ -2376,9 +2376,7 @@ static int ph7_hashmap_count(ph7_context *pCtx, int nArg, ph7_value **apArg) {
 		return PH7_OK;
 	}
 	if(!ph7_value_is_array(apArg[0])) {
-		/* TICKET 1433-19: Handle objects */
-		int res = !ph7_value_is_null(apArg[0]);
-		ph7_result_int(pCtx, res);
+		ph7_result_int(pCtx, 1);
 		return PH7_OK;
 	}
 	if(nArg > 1) {
diff --git a/modules/json/json.c b/modules/json/json.c
index 337450c..26e4e76 100644
--- a/modules/json/json.c
+++ b/modules/json/json.c
@@ -151,7 +151,7 @@ static sxi32 VmJsonEncode(
 	ph7_context *pCtx = pData->pCtx;
 	int iFlags = pData->iFlags;
 	int nByte;
-	if(ph7_value_is_null(pIn) || ph7_value_is_resource(pIn)) {
+	if(ph7_value_is_void(pIn) || ph7_value_is_resource(pIn)) {
 		/* null */
 		ph7_result_string(pCtx, "null", (int)sizeof("null") - 1);
 	} else if(ph7_value_is_bool(pIn)) {
@@ -620,7 +620,7 @@ static sxi32 VmJsonDecode(
 		/* Reflect the JSON image */
 		if(pDecoder->pIn->nType & JSON_TK_NULL) {
 			/* Nullify the value.*/
-			ph7_value_null(pWorker);
+			ph7_value_void(pWorker);
 		} else if(pDecoder->pIn->nType & (JSON_TK_TRUE | JSON_TK_FALSE)) {
 			/* Boolean value */
 			ph7_value_bool(pWorker, (pDecoder->pIn->nType & JSON_TK_TRUE) ? 1 : 0);