diff --git a/modules/optimeraRtdProvider.js b/modules/optimeraRtdProvider.js
index bd564e3a260..71cd2a3b79b 100644
--- a/modules/optimeraRtdProvider.js
+++ b/modules/optimeraRtdProvider.js
@@ -187,7 +187,11 @@ export function setScoresURL() {
   if (apiVersion === 'v1') {
     newScoresURL = `${baseUrl}api/products/scores?c=${clientID}&h=${optimeraHost}&p=${optimeraPathName}&s=${device}`;
   } else {
-    newScoresURL = `${baseUrl}${clientID}/${optimeraHost}${optimeraPathName}.js`;
+    let encoded = encodeURIComponent(`${optimeraHost}${optimeraPathName}`)
+      .replaceAll('%2F', '/')
+      .replaceAll('%20', '+');
+
+    newScoresURL = `${baseUrl}${clientID}/${encoded}.js`;
   }
 
   if (scoresURL !== newScoresURL) {
diff --git a/test/spec/modules/optimeraRtdProvider_spec.js b/test/spec/modules/optimeraRtdProvider_spec.js
index 8a9f000bbb9..e1d962d306c 100644
--- a/test/spec/modules/optimeraRtdProvider_spec.js
+++ b/test/spec/modules/optimeraRtdProvider_spec.js
@@ -37,7 +37,7 @@ describe('Optimera RTD score file URL is properly set for v0', () => {
     optimeraRTD.init(conf.dataProviders[0]);
     optimeraRTD.setScores();
     expect(optimeraRTD.apiVersion).to.equal('v0');
-    expect(optimeraRTD.scoresURL).to.equal('https://dyv1bugovvq1g.cloudfront.net/9999/localhost:9876/context.html.js');
+    expect(optimeraRTD.scoresURL).to.equal('https://dyv1bugovvq1g.cloudfront.net/9999/localhost%3A9876/context.html.js');
   });
 
   it('should properly set the score file URL without apiVersion set', () => {
@@ -54,7 +54,7 @@ describe('Optimera RTD score file URL is properly set for v0', () => {
     optimeraRTD.init(conf.dataProviders[0]);
     optimeraRTD.setScores();
     expect(optimeraRTD.apiVersion).to.equal('v0');
-    expect(optimeraRTD.scoresURL).to.equal('https://dyv1bugovvq1g.cloudfront.net/9999/localhost:9876/context.html.js');
+    expect(optimeraRTD.scoresURL).to.equal('https://dyv1bugovvq1g.cloudfront.net/9999/localhost%3A9876/context.html.js');
   });
 
   it('should properly set the score file URL with an api version other than v0 or v1', () => {
@@ -71,7 +71,7 @@ describe('Optimera RTD score file URL is properly set for v0', () => {
     };
     optimeraRTD.init(conf.dataProviders[0]);
     optimeraRTD.setScores();
-    expect(optimeraRTD.scoresURL).to.equal('https://dyv1bugovvq1g.cloudfront.net/9999/localhost:9876/context.html.js');
+    expect(optimeraRTD.scoresURL).to.equal('https://dyv1bugovvq1g.cloudfront.net/9999/localhost%3A9876/context.html.js');
   });
 });