1 files changed, 1 insertions, 0 deletions
diff --git a/src/Token.php b/src/Token.php
index c57b907..56b46b5 100644
--- a/src/Token.php
+++ b/src/Token.php
@@ -134,6 +134,7 @@ class Token
     const FLAG_NUMBER_FLOAT             =  2;
     const FLAG_NUMBER_APPROXIMATE       =  4;
     const FLAG_NUMBER_NEGATIVE          =  8;
+    const FLAG_NUMBER_BINARY            = 16;
 
     // Strings related flags.
     const FLAG_STRING_SINGLE_QUOTES     =  1;