diff --git a/src/app/core/shared/metadata.utils.ts b/src/app/core/shared/metadata.utils.ts
index 87a90b53a3..e48b2b0c44 100644
--- a/src/app/core/shared/metadata.utils.ts
+++ b/src/app/core/shared/metadata.utils.ts
@@ -157,7 +157,7 @@ export class Metadata {
     const outputKeys: string[] = [];
     for (const inputKey of inputKeys) {
       if (inputKey.includes('*')) {
-        const inputKeyRegex = new RegExp('^' + inputKey.replace(/\./g, '\\.').replace(/\*/g, '.*') + '$');
+        const inputKeyRegex = new RegExp('^' + inputKey.replace(/\\/g, '\\\\').replace(/\./g, '\\.').replace(/\*/g, '.*') + '$');
         for (const mapKey of Object.keys(mdMap)) {
           if (!outputKeys.includes(mapKey) && inputKeyRegex.test(mapKey)) {
             outputKeys.push(mapKey);