diff --git a/grammars/bjolang/syntaxes/bjolang.tmLanguage.json b/grammars/bjolang/syntaxes/bjolang.tmLanguage.json
index a481785..e413851 100644
--- a/grammars/bjolang/syntaxes/bjolang.tmLanguage.json
+++ b/grammars/bjolang/syntaxes/bjolang.tmLanguage.json
@@ -26,6 +26,9 @@
         {
           "include": "#interpolated-string"
         },
+        {
+          "include": "#raw-string"
+        },
         {
           "include": "#string"
         },
@@ -107,6 +110,22 @@
         }
       ]
     },
+    "raw-string": {
+      "comment": "\"\"\"...\"\"\": three or more quotes open it, the same number close it, and nothing in it is an escape.",
+      "begin": "(\"{3,})",
+      "beginCaptures": {
+        "0": {
+          "name": "punctuation.definition.string.begin.bjolang"
+        }
+      },
+      "end": "(?<!\")\\1(?!\")",
+      "endCaptures": {
+        "0": {
+          "name": "punctuation.definition.string.end.bjolang"
+        }
+      },
+      "name": "string.quoted.triple.bjolang"
+    },
     "string": {
       "begin": "\"",
       "beginCaptures": {
diff --git a/tests/demo.bjo b/tests/demo.bjo
index aeaa88b..aba0bb9 100644
--- a/tests/demo.bjo
+++ b/tests/demo.bjo
@@ -106,6 +106,17 @@
                    [(scope "\"" ["source.cs" "string.quoted.double.cs" "punctuation.definition.string.begin.cs"])
                     (scope "//" ["source.cs" "comment.line.double-slash.cs" "punctuation.definition.comment.cs"])])
           ["tm-string" "tm-comment"])
+  (def raw-line (vec-ref (tokenize bjo "(f \"\"\"a \"b\" c\"\"\" x)") 0))
+  (expect "a raw string holds quotes, and closes with as many as opened it"
+          (texts raw-line) ["(" "f " "\"\"\"" "a \"b\" c" "\"\"\"" " x" ")"])
+  (expect "and all of it is the string"
+          (vec-map innermost (vec-slice raw-line 2 3))
+          ["punctuation.definition.string.begin.bjolang" "string.quoted.triple.bjolang"
+           "punctuation.definition.string.end.bjolang"])
+  (expect "a raw string goes on to the next line"
+          (innermost (vec-ref (vec-ref (tokenize bjo "(g \"\"\"\n  one \"\" two\n  \"\"\")") 1) 0))
+          "string.quoted.triple.bjolang")
+
   (expect "embedded code is not coloured by what it is embedded in"
           (string-join (token-classes (scope "x" ["source.bjolang" "string.interpolated.bjolang"
                                                   "meta.embedded.line.bjolang" "source.bjolang"]))