diff --git a/ext/curl/curl.stub.php b/ext/curl/curl.stub.php
index 05ce48640380f..e65b644cbee68 100644
--- a/ext/curl/curl.stub.php
+++ b/ext/curl/curl.stub.php
@@ -3164,6 +3164,11 @@
  * @cvalue CURL_VERSION_HTTP3
  */
 const CURL_VERSION_HTTP3 = UNKNOWN;
+/**
+ * @var int
+ * @cvalue CURL_HTTP_VERSION_3
+ */
+const CURL_HTTP_VERSION_3  = UNKNOWN;
 /**
  * @var int
  * @cvalue CURLINFO_RETRY_AFTER
diff --git a/ext/curl/curl_arginfo.h b/ext/curl/curl_arginfo.h
index d702de608a908..46215efcbc5b4 100644
--- a/ext/curl/curl_arginfo.h
+++ b/ext/curl/curl_arginfo.h
@@ -1,5 +1,5 @@
 /* This is a generated file, edit the .stub.php file instead.
- * Stub hash: d524d2fd58e484682c860d8a72eafc9a7d544911 */
+ * Stub hash: d59eebc1f49c60af9bc69e3aef510c38c160cc57 */
 
 ZEND_BEGIN_ARG_WITH_RETURN_TYPE_INFO_EX(arginfo_curl_close, 0, 1, IS_VOID, 0)
 	ZEND_ARG_OBJ_INFO(0, handle, CurlHandle, 0)
@@ -1096,6 +1096,9 @@ static void register_curl_symbols(int module_number)
 #if LIBCURL_VERSION_NUM >= 0x074200 /* Available since 7.66.0 */
 	REGISTER_LONG_CONSTANT("CURL_VERSION_HTTP3", CURL_VERSION_HTTP3, CONST_PERSISTENT);
 #endif
+#if LIBCURL_VERSION_NUM >= 0x074200 /* Available since 7.66.0 */
+	REGISTER_LONG_CONSTANT("CURL_HTTP_VERSION_3", CURL_HTTP_VERSION_3, CONST_PERSISTENT);
+#endif
 #if LIBCURL_VERSION_NUM >= 0x074200 /* Available since 7.66.0 */
 	REGISTER_LONG_CONSTANT("CURLINFO_RETRY_AFTER", CURLINFO_RETRY_AFTER, CONST_PERSISTENT);
 #endif