diff --git a/ext/dom/attr.c b/ext/dom/attr.c
index dfe3abc1a885c..5a0900d657eea 100644
--- a/ext/dom/attr.c
+++ b/ext/dom/attr.c
@@ -201,10 +201,10 @@ PHP_METHOD(DOMAttr, isId)
 
 bool dom_compare_value(const xmlAttr *attr, const xmlChar *value)
 {
-	bool free;
-	xmlChar *attr_value = php_libxml_attr_value(attr, &free);
+	bool should_free;
+	xmlChar *attr_value = php_libxml_attr_value(attr, &should_free);
 	bool result = xmlStrEqual(attr_value, value);
-	if (free) {
+	if (should_free) {
 		xmlFree(attr_value);
 	}
 	return result;
diff --git a/ext/dom/php_dom.c b/ext/dom/php_dom.c
index 3242529d8842c..2438a081351a0 100644
--- a/ext/dom/php_dom.c
+++ b/ext/dom/php_dom.c
@@ -2396,10 +2396,10 @@ void php_dom_get_content_into_zval(const xmlNode *nodep, zval *return_value, boo
 		}
 
 		case XML_ATTRIBUTE_NODE: {
-			bool free;
-			xmlChar *value = php_libxml_attr_value((const xmlAttr *) nodep, &free);
+			bool should_free;
+			xmlChar *value = php_libxml_attr_value((const xmlAttr *) nodep, &should_free);
 			RETVAL_STRING_FAST((const char *) value);
-			if (free) {
+			if (should_free) {
 				xmlFree(value);
 			}
 			return;
diff --git a/ext/simplexml/simplexml.c b/ext/simplexml/simplexml.c
index 619f627e8532a..787c1292e0e0c 100644
--- a/ext/simplexml/simplexml.c
+++ b/ext/simplexml/simplexml.c
@@ -1529,10 +1529,10 @@ static void sxe_add_registered_namespaces(php_sxe_object *sxe, xmlNodePtr node,
 				/* Attributes in the xmlns namespace should be treated as namespace declarations too. */
 				if (attr->ns && xmlStrEqual(attr->ns->href, (const xmlChar *) "http://www.w3.org/2000/xmlns/")) {
 					const char *prefix = attr->ns->prefix ? (const char *) attr->name : "";
-					bool free;
-					xmlChar *href = php_libxml_attr_value(attr, &free);
+					bool should_free;
+					xmlChar *href = php_libxml_attr_value(attr, &should_free);
 					sxe_add_namespace_name_raw(return_value, prefix, (const char *) href);
-					if (free) {
+					if (should_free) {
 						xmlFree(href);
 					}
 				}