diff --git a/esphome/components/web_server/web_server.cpp b/esphome/components/web_server/web_server.cpp
index ff37f5ea036..ca3aa21a958 100644
--- a/esphome/components/web_server/web_server.cpp
+++ b/esphome/components/web_server/web_server.cpp
@@ -1211,7 +1211,7 @@ std::string WebServer::text_json(text::Text *obj, const std::string &value, Json
   set_json_icon_state_value(root, obj, "text", state, value, start_config);
   root[ESPHOME_F("min_length")] = obj->traits.get_min_length();
   root[ESPHOME_F("max_length")] = obj->traits.get_max_length();
-  root[ESPHOME_F("pattern")] = obj->traits.get_pattern_ref();
+  root[ESPHOME_F("pattern")] = obj->traits.get_pattern_c_str();
   if (start_config == DETAIL_ALL) {
     root[ESPHOME_F("mode")] = (int) obj->traits.get_mode();
     this->add_sorting_info_(root, obj);