diff --git a/queries/vala/highlights.scm b/queries/vala/highlights.scm
index 371873977..441e1386b 100644
--- a/queries/vala/highlights.scm
+++ b/queries/vala/highlights.scm
@@ -28,10 +28,13 @@
   "}"
   "("
   ")"
+  "["
+  "]"
 ] @punctuation.bracket
 
 [
   ";"
+  ":"
   "."
   ","
   "->"
@@ -129,6 +132,7 @@
     "&="
     "^="
     "??"
+    "="
   ] @operator    
 )