diff --git a/RustEnhanced.sublime-syntax b/RustEnhanced.sublime-syntax
index 9baa25b..b15bd12 100644
--- a/RustEnhanced.sublime-syntax
+++ b/RustEnhanced.sublime-syntax
@@ -1441,8 +1441,8 @@ contexts:
             [+-]?                 # [sign]
             \#?                   # ['#']
             0?                    # [0]
-            (\d+\$?)?             # [width]
-            (\.(\d+\$?|\*)?)?     # ['.' precision]
+               ((\d+|{{identifier}})\$?   )  ?  # [width]
+            (\.((\d+|{{identifier}})\$?|\*)?)?  # ['.' precision]
             (\?|{{identifier}})?  # [type]
           )?
         \}