@@ -102,7 +102,7 @@  | 
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| 102 | 102 | *  | 
                                                        
| 103 | 103 | * @param int $cutoff_timestamp All nonces added before this timestamp will be removed.  | 
                                                        
| 104 | 104 | *  | 
                                                        
| 105 | - * @return true  | 
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| 105 | + * @return boolean  | 
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| 106 | 106 | */  | 
                                                        
| 107 | 107 |  	public static function clean_all( $cutoff_timestamp = PHP_INT_MAX ) { | 
                                                        
| 108 | 108 | // phpcs:ignore Generic.CodeAnalysis.ForLoopWithTestFunctionCall.NotAllowed  |