diff --git a/packages/web-component/src/components/read-along-component/read-along.tsx b/packages/web-component/src/components/read-along-component/read-along.tsx
index 989b9fc3..85979d69 100644
--- a/packages/web-component/src/components/read-along-component/read-along.tsx
+++ b/packages/web-component/src/components/read-along-component/read-along.tsx
@@ -214,6 +214,9 @@ export class ReadAlongComponent {
       looksLikeRelativePath(path) &&
       !path.startsWith("blob")
     ) {
+      if (this.imageAssetsFolder && !this.imageAssetsFolder.endsWith("/")) {
+        this.imageAssetsFolder += "/";
+      }
       return this.imageAssetsFolder + path;
     }
     return path;