diff --git a/language-configuration.json b/language-configuration.json
index f799a1d..1d39b91 100644
--- a/language-configuration.json
+++ b/language-configuration.json
@@ -2,8 +2,6 @@
     "comments": {
         // symbol used for single line comment. Remove this entry if your language does not support line comments
         "lineComment": "#",
-        // symbols used for start and end a block comment. Remove this entry if your language does not support block comments
-        "blockComment": [ "\"\"\"", "\"\"\"" ]
     },
     // symbols used as brackets
     "brackets": [
@@ -18,7 +16,7 @@
         ["(", ")"],
         ["\"", "\""],
         ["'", "'"],
-        ["\"\"\", \"\"\""],
+        ["\"\"\"", "\"\"\""],
         ["'''", "'''"]
     ],
     // symbols that can be used to surround a selection
@@ -28,7 +26,7 @@
         ["(", ")"],
         ["\"", "\""],
         ["'", "'"],
-        ["\"\"\", \"\"\""],
+        ["\"\"\"", "\"\"\""],
         ["'''", "'''"]
     ],
     "folding": {
diff --git a/package.json b/package.json
index 2403362..0788946 100644
--- a/package.json
+++ b/package.json
@@ -3,7 +3,7 @@
     "publisher": "kcl",
     "displayName": "KCL",
     "description": "Language extension for KCL",
-    "version": "0.1.8",
+    "version": "0.1.9",
     "engines": {
         "vscode": "^1.63.0"
     },
diff --git a/syntaxes/KCL.tmLanguage.json b/syntaxes/KCL.tmLanguage.json
index 053ef35..0eef957 100644
--- a/syntaxes/KCL.tmLanguage.json
+++ b/syntaxes/KCL.tmLanguage.json
@@ -11,6 +11,12 @@
 		{
 			"include": "#builtin-literals"
 		},
+		{
+			"include": "#triple-double-quoted-strings"
+		},
+		{
+			"include": "#triple-single-quoted-strings"
+		},
 		{
 			"include": "#single-quoted-strings"
 		},
@@ -43,27 +49,25 @@
 				"match": "\\b(True|False|None|Undefined)\\b"
 			}]
 		},
+		"triple-double-quoted-strings": {
+			"name": "string.quoted.double.triple.KCL",
+			"begin": "\"\"\"",
+			"end": "\"\"\""
+		},
+		"triple-single-quoted-strings": {
+			"name": "string.quoted.single.triple.KCL",
+			"begin": "'''",
+			"end": "'''"
+		},
 		"single-quoted-strings": {
 			"name": "string.quoted.single.KCL",
 			"begin": "'",
-			"end": "'",
-			"patterns": [
-				{
-					"name": "constant.character.escape.KCL",
-					"match": "\\\\."
-				}
-			]
+			"end": "'"
 		},
 		"double-quoted-strings": {
 			"name": "string.quoted.double.KCL",
 			"begin": "\"",
-			"end": "\"",
-			"patterns": [
-				{
-					"name": "constant.character.escape.KCL",
-					"match": "\\\\."
-				}
-			]
+			"end": "\""
 		},
 		"comment": {
 			"name": "comment.line.number-sign.KCL",