diff --git a/tests/AbstractLexerTest.php b/tests/AbstractLexerTest.php
index a1ebcc8..1204267 100644
--- a/tests/AbstractLexerTest.php
+++ b/tests/AbstractLexerTest.php
@@ -289,7 +289,7 @@ public function testCanTokenizeFloatValue(): void
             final public const T_NONE    = 1;
             final public const T_INTEGER = 2;
             final public const T_FLOAT   = 4;
-            final public const T_BOOL    = 4;
+            final public const T_BOOL    = 8;
 
             protected function getType(string|int|float|bool &$value): int
             {