diff --git a/config/syntax.toml b/config/syntax.toml
index 3052d89c4..0d1a61dee 100644
--- a/config/syntax.toml
+++ b/config/syntax.toml
@@ -5,7 +5,9 @@ atom_patterns = [
   '[0-9]+',
   # Symbols (e.g. variable names)
   '[.a-zA-Z0-9_]+',
-  # Operators
+  # Two character operators
+  '(&&|\|\||\+\+|--|\*\*)',
+  # Single character operators
   '[=<>/*+?:;,-]',
 ]
 string_patterns = [