diff --git a/UPGRADING b/UPGRADING
index 2d76009808b07..12cffeb9127e5 100644
--- a/UPGRADING
+++ b/UPGRADING
@@ -27,6 +27,15 @@ PHP 8.2 UPGRADE NOTES
     array_change_key_case and sorting with SORT_FLAG_CASE use ASCII case
     conversion.
 
+- SPL:
+  . The following methods now enforce their signature:
+    * SplFileInfo::_bad_state_ex()
+    * SplFileObject::getCsvControl()
+    * SplFileObject::fflush()
+    * SplFileObject::ftell()
+    * SplFileObject::fgetc()
+    * SplFileObject::fpassthru()
+
 ========================================
 2. New Features
 ========================================
diff --git a/ext/spl/spl_directory.c b/ext/spl/spl_directory.c
index f3d4fa2b92f7a..396440aeab57c 100644
--- a/ext/spl/spl_directory.c
+++ b/ext/spl/spl_directory.c
@@ -1399,6 +1399,9 @@ PHP_METHOD(SplFileInfo, __debugInfo)
 /* {{{ */
 PHP_METHOD(SplFileInfo, _bad_state_ex)
 {
+	if (zend_parse_parameters_none() == FAILURE) {
+		RETURN_THROWS();
+	}
 	zend_throw_error(NULL, "The parent constructor was not called: the object is in an invalid state");
 }
 /* }}} */
@@ -2476,6 +2479,10 @@ PHP_METHOD(SplFileObject, getCsvControl)
 	spl_filesystem_object *intern = Z_SPLFILESYSTEM_P(ZEND_THIS);
 	char delimiter[2], enclosure[2], escape[2];
 
+	if (zend_parse_parameters_none() == FAILURE) {
+		RETURN_THROWS();
+	}
+
 	array_init(return_value);
 
 	delimiter[0] = intern->u.file.delimiter;
@@ -2517,6 +2524,10 @@ PHP_METHOD(SplFileObject, fflush)
 {
 	spl_filesystem_object *intern = Z_SPLFILESYSTEM_P(ZEND_THIS);
 
+	if (zend_parse_parameters_none() == FAILURE) {
+		RETURN_THROWS();
+	}
+
 	CHECK_SPL_FILE_OBJECT_IS_INITIALIZED(intern);
 
 	RETURN_BOOL(!php_stream_flush(intern->u.file.stream));
@@ -2528,6 +2539,10 @@ PHP_METHOD(SplFileObject, ftell)
 	spl_filesystem_object *intern = Z_SPLFILESYSTEM_P(ZEND_THIS);
 	zend_long ret;
 
+	if (zend_parse_parameters_none() == FAILURE) {
+		RETURN_THROWS();
+	}
+
 	CHECK_SPL_FILE_OBJECT_IS_INITIALIZED(intern);
 
 	ret = php_stream_tell(intern->u.file.stream);
@@ -2562,6 +2577,10 @@ PHP_METHOD(SplFileObject, fgetc)
 	char buf[2];
 	int result;
 
+	if (zend_parse_parameters_none() == FAILURE) {
+		RETURN_THROWS();
+	}
+
 	CHECK_SPL_FILE_OBJECT_IS_INITIALIZED(intern);
 
 	spl_filesystem_file_free_line(intern);
@@ -2585,6 +2604,10 @@ PHP_METHOD(SplFileObject, fpassthru)
 {
 	spl_filesystem_object *intern = Z_SPLFILESYSTEM_P(ZEND_THIS);
 
+	if (zend_parse_parameters_none() == FAILURE) {
+		RETURN_THROWS();
+	}
+
 	CHECK_SPL_FILE_OBJECT_IS_INITIALIZED(intern);
 
 	RETURN_LONG(php_stream_passthru(intern->u.file.stream));