diff --git a/syntax/bqn.vim b/syntax/bqn.vim
index 38037db..14c8583 100644
--- a/syntax/bqn.vim
+++ b/syntax/bqn.vim
@@ -50,7 +50,7 @@ hi def link bqnNothing Constant
 syn region bqnString start=/"/ end=/"/ skip=/""/
 hi def link bqnString String
 
-syn match bqnNumber /∞\|π\|¯\?\d\%(\%(\d\|_\)*\d\)\?\%(\.\%(\%(\d\|_\)*\d\)\?\)\?/
+syn match bqnNumber /∞\|π\|¯\?\<\d\%(\%(\d\|_\)*\d\)\?\%(\.\%(\%(\d\|_\)*\d\)\?\)\?\>/
 hi def link bqnNumber Number
 
 " yes including '''