diff --git a/Zend/zend_portability.h b/Zend/zend_portability.h
index f4609428326c7..22bba1eaf4152 100644
--- a/Zend/zend_portability.h
+++ b/Zend/zend_portability.h
@@ -733,8 +733,11 @@ extern "C++" {
 #endif
 
 #if defined(ZEND_WIN32) && defined(_DEBUG)
-# define ZEND_IGNORE_LEAKS_BEGIN() _CrtSetDbgFlag(_CrtSetDbgFlag(_CRTDBG_REPORT_FLAG) & ~_CRTDBG_ALLOC_MEM_DF)
-# define ZEND_IGNORE_LEAKS_END() _CrtSetDbgFlag(_CrtSetDbgFlag(_CRTDBG_REPORT_FLAG) | _CRTDBG_ALLOC_MEM_DF)
+# define ZEND_IGNORE_LEAKS_BEGIN() \
+	int zend_crtDbgFlag = _CrtSetDbgFlag(_CRTDBG_REPORT_FLAG); \
+	_CrtSetDbgFlag(zend_crtDbgFlag & ~_CRTDBG_ALLOC_MEM_DF)
+# define ZEND_IGNORE_LEAKS_END() \
+	_CrtSetDbgFlag(zend_crtDbgFlag)
 #else
 # define ZEND_IGNORE_LEAKS_BEGIN()
 # define ZEND_IGNORE_LEAKS_END()
diff --git a/ext/dom/document.c b/ext/dom/document.c
index ba5e7dab3d844..e4571ab2e6a5f 100644
--- a/ext/dom/document.c
+++ b/ext/dom/document.c
@@ -1917,7 +1917,9 @@ static void dom_document_schema_validate(INTERNAL_FUNCTION_PARAMETERS, int type)
 		(xmlSchemaValidityErrorFunc) php_libxml_error_handler,
 		(xmlSchemaValidityWarningFunc) php_libxml_error_handler,
 		parser);
+	ZEND_IGNORE_LEAKS_BEGIN();
 	sptr = xmlSchemaParse(parser);
+	ZEND_IGNORE_LEAKS_END();
 	xmlSchemaFreeParserCtxt(parser);
 	PHP_LIBXML_RESTORE_GLOBALS(new_parser_ctxt);
 	if (!sptr) {
@@ -2023,7 +2025,9 @@ static void dom_document_relaxNG_validate(INTERNAL_FUNCTION_PARAMETERS, int type
 		(xmlRelaxNGValidityErrorFunc) php_libxml_error_handler,
 		(xmlRelaxNGValidityWarningFunc) php_libxml_error_handler,
 		parser);
+	ZEND_IGNORE_LEAKS_BEGIN();
 	sptr = xmlRelaxNGParse(parser);
+	ZEND_IGNORE_LEAKS_END();
 	xmlRelaxNGFreeParserCtxt(parser);
 	PHP_LIBXML_RESTORE_GLOBALS(parse);
 	if (!sptr) {
diff --git a/ext/libxml/libxml.c b/ext/libxml/libxml.c
index a72aad5038de0..998f8d2ad2cf3 100644
--- a/ext/libxml/libxml.c
+++ b/ext/libxml/libxml.c
@@ -721,7 +721,10 @@ static xmlParserInputPtr _php_libxml_external_entity_loader(const char *URL,
 
 	/* no custom user-land callback set up; delegate to original loader */
 	if (!ZEND_FCC_INITIALIZED(LIBXML(entity_loader_callback))) {
-		return _php_libxml_default_entity_loader(URL, ID, context);
+		ZEND_IGNORE_LEAKS_BEGIN();
+		ret = _php_libxml_default_entity_loader(URL, ID, context);
+		ZEND_IGNORE_LEAKS_END();
+		return ret;
 	}
 
 	if (ID != NULL) {
diff --git a/ext/xmlreader/php_xmlreader.c b/ext/xmlreader/php_xmlreader.c
index de19695baa51f..e1e93797a74d5 100644
--- a/ext/xmlreader/php_xmlreader.c
+++ b/ext/xmlreader/php_xmlreader.c
@@ -334,7 +334,10 @@ static xmlRelaxNGPtr _xmlreader_get_relaxNG(char *source, size_t source_len, siz
 			(xmlRelaxNGValidityWarningFunc) warn_func,
 			parser);
 	}
+	ZEND_IGNORE_LEAKS_BEGIN();
 	sptr = xmlRelaxNGParse(parser);
+	ZEND_IGNORE_LEAKS_END();
+
 	xmlRelaxNGFreeParserCtxt(parser);
 	PHP_LIBXML_RESTORE_GLOBALS(parse);
 
@@ -1082,7 +1085,9 @@ PHP_METHOD(XMLReader, setSchema)
 	intern = Z_XMLREADER_P(id);
 	if (intern && intern->ptr) {
 		PHP_LIBXML_SANITIZE_GLOBALS(schema);
+		ZEND_IGNORE_LEAKS_BEGIN();
 		retval = xmlTextReaderSchemaValidate(intern->ptr, source);
+		ZEND_IGNORE_LEAKS_END();
 		PHP_LIBXML_RESTORE_GLOBALS(schema);
 
 		if (retval == 0) {