diff --git a/servehelper.cpp b/servehelper.cpp
index aa7e923..7eaee0d 100644
--- a/servehelper.cpp
+++ b/servehelper.cpp
@@ -274,7 +274,7 @@ static inline bool should_fix_link(lxb_dom_element_t* element, const std::string
     }
 
     auto expected_element = [](lxb_dom_node_t* node, const char* expected_cls) {
-        if (node->type != LXB_DOM_NODE_TYPE_ELEMENT) {
+        if (!node || node->type != LXB_DOM_NODE_TYPE_ELEMENT) {
             return false;
         }
         lxb_dom_element_t* span = lxb_dom_interface_element(node);