diff --git a/grammar/siddhi-grammar/syntaxes/siddhi.tmLanguage.json b/grammar/siddhi-grammar/syntaxes/siddhi.tmLanguage.json
index 87b9f15..b210170 100644
--- a/grammar/siddhi-grammar/syntaxes/siddhi.tmLanguage.json
+++ b/grammar/siddhi-grammar/syntaxes/siddhi.tmLanguage.json
@@ -535,9 +535,11 @@
         }
       },
       "name": "basic.math.operation.siddhi",
-      "patterns": {
-        "include": "#mathOperation"
-      }
+      "patterns": [
+        {
+          "include": "#mathOperation"
+        }
+      ]
     },
     "definitionFunction": {
       "begin": "(?i)(\\bdefine\\b)(\\s*)(\\bfunction\\b)",
diff --git a/grammar/siddhi-grammar/syntaxes/siddhi.tmLanguage.yaml b/grammar/siddhi-grammar/syntaxes/siddhi.tmLanguage.yaml
index b51c51b..473a090 100644
--- a/grammar/siddhi-grammar/syntaxes/siddhi.tmLanguage.yaml
+++ b/grammar/siddhi-grammar/syntaxes/siddhi.tmLanguage.yaml
@@ -271,7 +271,7 @@ repository:
       '0': {name: support.constant.punctuation.paren.close.xdcd.siddhi }
     name: basic.math.operation.siddhi
     patterns:
-      include: '#mathOperation'
+      - include: '#mathOperation'
 
   definitionFunction:
     begin: '(?i)(\bdefine\b)(\s*)(\bfunction\b)'