diff --git a/queries/vala/highlights.scm b/queries/vala/highlights.scm
index 16f6772e7..3d4b1be8a 100644
--- a/queries/vala/highlights.scm
+++ b/queries/vala/highlights.scm
@@ -34,6 +34,7 @@
 
 [
   ";"
+  ":"
   "."
   ","
   "->"
@@ -127,6 +128,7 @@
     "&="
     "^="
     "??"
+    "="
   ] @operator    
 )