diff --git a/ext/intl/collator/collator_sort.c b/ext/intl/collator/collator_sort.c
index c28ffb82cf737..75466aacb07af 100644
--- a/ext/intl/collator/collator_sort.c
+++ b/ext/intl/collator/collator_sort.c
@@ -469,7 +469,8 @@ PHP_FUNCTION( collator_sort_with_sort_keys )
 
 	ZVAL_COPY_VALUE(&garbage, array);
 	/* for resulting hash we'll assign new hash keys rather then reordering */
-	array_init(array);
+	array_init_size(array, sortKeyCount);
+	zend_hash_real_init_packed(Z_ARRVAL_P(array));
 
 	for( j = 0; j < sortKeyCount; j++ )
 	{
diff --git a/ext/intl/converter/converter.c b/ext/intl/converter/converter.c
index 73a7cb573134a..3aa7a53aa485b 100644
--- a/ext/intl/converter/converter.c
+++ b/ext/intl/converter/converter.c
@@ -294,7 +294,8 @@ static void php_converter_from_u_callback(const void *context,
 	zval zargs[4];
 
 	ZVAL_LONG(&zargs[0], reason);
-	array_init(&zargs[1]);
+	array_init_size(&zargs[1], length);
+	zend_hash_real_init_packed(Z_ARRVAL(zargs[1]));
 	int i = 0;
 	while (i < length) {
 		UChar32 c;
@@ -807,7 +808,8 @@ PHP_METHOD(UConverter, getAvailable) {
 
 	intl_error_reset(NULL);
 
-	array_init(return_value);
+	array_init_size(return_value, count);
+	zend_hash_real_init_packed(Z_ARRVAL_P(return_value));
 	for(i = 0; i < count; i++) {
 		const char *name = ucnv_getAvailableName(i);
 		add_next_index_string(return_value, name);
@@ -833,7 +835,8 @@ PHP_METHOD(UConverter, getAliases) {
 		RETURN_FALSE;
 	}
 
-	array_init(return_value);
+	array_init_size(return_value, count);
+	zend_hash_real_init_packed(Z_ARRVAL_P(return_value));
 	for(i = 0; i < count; i++) {
 		const char *alias;
 
@@ -856,8 +859,9 @@ PHP_METHOD(UConverter, getStandards) {
 	ZEND_PARSE_PARAMETERS_NONE();
 	intl_error_reset(NULL);
 
-	array_init(return_value);
 	count = ucnv_countStandards();
+	array_init_size(return_value, count);
+	zend_hash_real_init_packed(Z_ARRVAL_P(return_value));
 	for(i = 0; i < count; i++) {
 		UErrorCode error = U_ZERO_ERROR;
 		const char *name = ucnv_getStandard(i, &error);
diff --git a/ext/intl/msgformat/msgformat_parse.c b/ext/intl/msgformat/msgformat_parse.c
index c55671cf856a6..80ede995c42e7 100644
--- a/ext/intl/msgformat/msgformat_parse.c
+++ b/ext/intl/msgformat/msgformat_parse.c
@@ -42,7 +42,8 @@ static void msgfmt_do_parse(MessageFormatter_object *mfo, char *source, size_t s
 	}
 	INTL_METHOD_CHECK_STATUS(mfo, "Parsing failed");
 
-	array_init(return_value);
+	array_init_size(return_value, count);
+	zend_hash_real_init_packed(Z_ARRVAL_P(return_value));
 	for(i=0;i<count;i++) {
 		add_next_index_zval(return_value, &fargs[i]);
 	}
diff --git a/ext/intl/resourcebundle/resourcebundle.c b/ext/intl/resourcebundle/resourcebundle.c
index 5535ddd29a6b7..e29596f01872e 100644
--- a/ext/intl/resourcebundle/resourcebundle.c
+++ b/ext/intl/resourcebundle/resourcebundle.c
@@ -57,7 +57,8 @@ void resourcebundle_extract_value( zval *return_value, ResourceBundle_object *so
 		case URES_INT_VECTOR:
 			vfield = ures_getIntVector( source->child, &ilen, &INTL_DATA_ERROR_CODE(source) );
 			INTL_METHOD_CHECK_STATUS(source, "Failed to retrieve vector value");
-			array_init( return_value );
+			array_init_size( return_value, ilen );
+			zend_hash_real_init_packed(Z_ARRVAL_P(return_value));
 			for (i=0; i<ilen; i++) {
 				add_next_index_long( return_value, vfield[i] );
 			}