diff --git a/src/config.js b/src/config.js
index 062a6612c..c3ab058fd 100644
--- a/src/config.js
+++ b/src/config.js
@@ -18,7 +18,6 @@ export const updateCurrentConfig = (siteCfg, _directives) => {
   // let sCfg = assignWithDepth(defaultConfig, siteConfigDelta);
 
   // Join directives
-  let themeVariables = {};
   let sumOfDirectives = {};
   for (let i = 0; i < _directives.length; i++) {
     const d = _directives[i];
@@ -73,25 +72,7 @@ export const setSiteConfig = conf => {
   currentConfig = updateCurrentConfig(siteConfig, directives);
   return siteConfig;
 };
-const deepCopyFunction = inObject => {
-  let outObject, value, key;
 
-  if (typeof inObject !== 'object' || inObject === null) {
-    return inObject; // Return the value if inObject is not an object
-  }
-
-  // Create an array or object to hold the values
-  outObject = Array.isArray(inObject) ? [] : {};
-
-  for (key in inObject) {
-    value = inObject[key];
-
-    // Recursively (deep) copy for nested objects, including arrays
-    outObject[key] = deepCopyFunction(value);
-  }
-
-  return outObject;
-};
 export const setSiteConfigDelta = conf => {
   siteConfigDelta = assignWithDepth({}, conf);
 };