diff --git a/ChangeLog.md b/ChangeLog.md
index b16221b..624893c 100644
--- a/ChangeLog.md
+++ b/ChangeLog.md
@@ -1,5 +1,14 @@
 # Changelog and Loadmap
 
+### Release 0.2.3
+
+-(highlight) change some token categories
+  - '@' is `@character` (was `@constant.builtin`)
+  - `character` is `@character`(was `@constant.character`)
+  - `number` is `@numeric` (was `@constant.numeric`)
+  - `𝕊` in `HEAD` is `@function`
+  - `⇐` in `EXPORT` is `@keyword.directive`
+
 ### Release 0.2.2
 
 - (highlight) render modifiers as `@special`
diff --git a/README.md b/README.md
index 809c5ec..dfe35c2 100644
--- a/README.md
+++ b/README.md
@@ -1,7 +1,7 @@
 # tree-sitter-bqn
 Structual editing and highlighting [BQN](https://mlochbaum.github.io/BQN) programs with editors powered by [tree-sitter](https://tree-sitter.github.io/)
 
-![](https://user-images.githubusercontent.com/997855/242119630-cf9cc32c-f7ea-4e56-9de1-6366d21074c6.png)
+![](https://user-images.githubusercontent.com/997855/242257497-ec2578eb-45e2-46cd-9a52-cc761e1cdc11.png)
 
 ## Implementation memo
 
diff --git a/queries/highlights.scm b/queries/highlights.scm
index 3677ef4..cf2e15b 100644
--- a/queries/highlights.scm
+++ b/queries/highlights.scm
@@ -1,4 +1,4 @@
-["·" "@"] @constant.builtin
+["·"] @constant.builtin
 ["‿" "⟨" "⟩" "[" "]"] @operator
 ["(" ")" "{" "}"] @punctuation.bracket
 
@@ -8,12 +8,13 @@
   ";"
   ":"
   "⋄"
+  "⇐"
   (ASGN)
 ] @keyword.directive
 
 (comment) @comment
-(character) @constant.character
-(number) @constant.numeric
+["@" (character)] @character
+(number) @numeric
 (string) @string
 
 [
@@ -24,6 +25,7 @@
 
 [
   (specialname_F)
+  "𝕊"
   (symbol_Fl)
   (symbol_F)
   (system_F)