diff --git a/src/themes/theme-template-color-theme.json b/src/themes/theme-template-color-theme.json
index 5425078..4dbcf81 100644
--- a/src/themes/theme-template-color-theme.json
+++ b/src/themes/theme-template-color-theme.json
@@ -123,9 +123,9 @@
       }
     },
     {
-      "name": "Block Level Variables",
+      "name": "C-related Block Level Variables",
       "scope": [
-        "meta.block variable.other"
+        "source.cpp meta.block variable.other"
       ],
       "settings": {
         "foreground": "{{variant.scheme.base.pink}}"
diff --git a/test/source.js b/test/source.js
index e69de29..4a8d015 100644
--- a/test/source.js
+++ b/test/source.js
@@ -0,0 +1,58 @@
+var parseXML = function (data) {
+  var xml, tmp;
+  if (!data || typeof data !== "string") {
+    return null;
+  }
+  try {
+    if (window.DOMParser) { // Standard
+      tmp = new DOMParser();
+      xml = tmp.parseFromString(data, "text/xml");
+    } else { // IE
+      xml = new ActiveXObject("Microsoft.XMLDOM");
+      xml.async = false;
+      xml.loadXML(data);
+    }
+  } catch (e) {
+    xml = undefined;
+  }
+  if (!xml || !xml.documentElement || xml.getElementsByTagName("parsererror").length) {
+    jQuery.error("Invalid XML: " + data);
+  }
+  return xml;
+};
+
+// Bind a function to a context, optionally partially applying any arguments.
+var proxy = function (fn, context) {
+  var tmp, args, proxy;
+
+  if (typeof context === "string") {
+    tmp = fn[context];
+    context = fn;
+    fn = tmp;
+  }
+
+  // Quick check to determine if target is callable, in the spec
+  // this throws a TypeError, but we will just return undefined.
+  if (!jQuery.isFunction(fn)) {
+    return undefined;
+  }
+
+  // Simulated bind
+  args = core_slice.call(arguments, 2);
+  proxy = function () {
+    return fn.apply(context || this, args.concat(core_slice.call(arguments)));
+  };
+
+  // Set the guid of unique handler to the same of original handler, so it can be removed
+  proxy.guid = fn.guid = fn.guid || jQuery.guid++;
+
+  return proxy;
+};
+
+Sound.play = function () { }
+Sound.prototype = { something; }
+Sound.prototype.play = function () { }
+Sound.prototype.play = myfunc
+var parser = document.createElement('a');
+parser.href = "http://example.com:3000/pathname/?search=test#hash";
+parser.hostname; // => "example.com"
\ No newline at end of file
diff --git a/themes/Material-Theme-Darker.json b/themes/Material-Theme-Darker.json
index 995a56b..f0742a6 100644
--- a/themes/Material-Theme-Darker.json
+++ b/themes/Material-Theme-Darker.json
@@ -123,9 +123,9 @@
       }
     },
     {
-      "name": "Block Level Variables",
+      "name": "C-related Block Level Variables",
       "scope": [
-        "meta.block variable.other"
+        "source.cpp meta.block variable.other"
       ],
       "settings": {
         "foreground": "#f07178"
diff --git a/themes/Material-Theme-Default.json b/themes/Material-Theme-Default.json
index 84e76e8..e9bf300 100644
--- a/themes/Material-Theme-Default.json
+++ b/themes/Material-Theme-Default.json
@@ -123,9 +123,9 @@
       }
     },
     {
-      "name": "Block Level Variables",
+      "name": "C-related Block Level Variables",
       "scope": [
-        "meta.block variable.other"
+        "source.cpp meta.block variable.other"
       ],
       "settings": {
         "foreground": "#f07178"
diff --git a/themes/Material-Theme-Lighter.json b/themes/Material-Theme-Lighter.json
index 42d636a..caf7104 100644
--- a/themes/Material-Theme-Lighter.json
+++ b/themes/Material-Theme-Lighter.json
@@ -123,9 +123,9 @@
       }
     },
     {
-      "name": "Block Level Variables",
+      "name": "C-related Block Level Variables",
       "scope": [
-        "meta.block variable.other"
+        "source.cpp meta.block variable.other"
       ],
       "settings": {
         "foreground": "#FF5370"
diff --git a/themes/Material-Theme-Palenight.json b/themes/Material-Theme-Palenight.json
index 8192d84..80aed85 100644
--- a/themes/Material-Theme-Palenight.json
+++ b/themes/Material-Theme-Palenight.json
@@ -123,9 +123,9 @@
       }
     },
     {
-      "name": "Block Level Variables",
+      "name": "C-related Block Level Variables",
       "scope": [
-        "meta.block variable.other"
+        "source.cpp meta.block variable.other"
       ],
       "settings": {
         "foreground": "#f07178"