diff --git a/Zend/zend_constants.c b/Zend/zend_constants.c
index 9206eb8e1638d..4d9a769f1de3a 100644
--- a/Zend/zend_constants.c
+++ b/Zend/zend_constants.c
@@ -504,11 +504,12 @@ ZEND_API zend_result zend_register_constant(zend_constant *c)
 		name = c->name;
 	}
 
-	zend_string *filename = zend_get_executed_filename_ex();
-	if (filename == NULL) {
-		c->filename = NULL;
-	} else {
-		c->filename = zend_string_copy(filename);
+	c->filename = NULL;
+	if (ZEND_CONSTANT_MODULE_NUMBER(c) == PHP_USER_CONSTANT) {
+		zend_string *filename = zend_get_executed_filename_ex();
+		if (filename) {
+			c->filename = zend_string_copy(filename);
+		}
 	}
 
 	/* Check if the user is trying to define any special constant */
diff --git a/ext/dl_test/dl_test.c b/ext/dl_test/dl_test.c
index 33008a2b57205..04f013f64709f 100644
--- a/ext/dl_test/dl_test.c
+++ b/ext/dl_test/dl_test.c
@@ -94,6 +94,8 @@ PHP_MINIT_FUNCTION(dl_test)
 		fprintf(stderr, "DL TEST MINIT\n");
 	}
 
+	register_dl_test_symbols(module_number);
+
 	return SUCCESS;
 }
 /* }}} */
diff --git a/ext/dl_test/dl_test.stub.php b/ext/dl_test/dl_test.stub.php
index 524c8206365b8..2b1545175046c 100644
--- a/ext/dl_test/dl_test.stub.php
+++ b/ext/dl_test/dl_test.stub.php
@@ -8,3 +8,6 @@
 function dl_test_test1(): void {}
 
 function dl_test_test2(string $str = ""): string {}
+
+/** @var int */
+const DL_TEST_CONST = 42;
diff --git a/ext/dl_test/dl_test_arginfo.h b/ext/dl_test/dl_test_arginfo.h
index 0b6627b19b009..276eae4ac7dce 100644
--- a/ext/dl_test/dl_test_arginfo.h
+++ b/ext/dl_test/dl_test_arginfo.h
@@ -1,5 +1,5 @@
 /* This is a generated file, edit the .stub.php file instead.
- * Stub hash: 547ddbc21e9aa853b491cb17e902bbbb9cc2df00 */
+ * Stub hash: e1154d736a190512ecf51e30719d53e685ca5513 */
 
 ZEND_BEGIN_ARG_WITH_RETURN_TYPE_INFO_EX(arginfo_dl_test_test1, 0, 0, IS_VOID, 0)
 ZEND_END_ARG_INFO()
@@ -16,3 +16,8 @@ static const zend_function_entry ext_functions[] = {
 	ZEND_FE(dl_test_test2, arginfo_dl_test_test2)
 	ZEND_FE_END
 };
+
+static void register_dl_test_symbols(int module_number)
+{
+	REGISTER_LONG_CONSTANT("DL_TEST_CONST", 42, CONST_PERSISTENT);
+}