diff --git a/lib/redirects/permalinks.js b/lib/redirects/permalinks.js
index e8009c9805..216fd48ae4 100644
--- a/lib/redirects/permalinks.js
+++ b/lib/redirects/permalinks.js
@@ -15,8 +15,6 @@ export default function permalinkRedirects(permalinks, redirectFrom) {
       permalinks[0].hrefWithoutLanguage
   }
 
-  redirectFrom = Array.isArray(redirectFrom) ? redirectFrom : [redirectFrom]
-
   // For every "old" path in a content file's redirect_from frontmatter, also add that path to
   // the redirects object as a key, where the value is the content file's permalink.
   redirectFrom.forEach((frontmatterOldPath) => {
@@ -32,13 +30,14 @@ export default function permalinkRedirects(permalinks, redirectFrom) {
       .replace('/enterprise/', '/')
 
     permalinks.forEach((permalink, index) => {
-      // Put an entry into `redirects` without any version prefix that goes to the first supported
-      // version in the lib/all-versions hierarchy; otherwise, add the version prefix.
+      // For the first supported permalink (the order is determined by lib/all-versions),
+      // put an entry into `redirects` without any version prefix.
       if (index === 0) {
         redirects[frontmatterOldPath] = permalink.hrefWithoutLanguage
-      } else {
-        redirects[`/${permalink.pageVersion}${frontmatterOldPath}`] = permalink.hrefWithoutLanguage
       }
+
+      // For every permalink, put an entry into `redirects` with the version prefix.
+      redirects[`/${permalink.pageVersion}${frontmatterOldPath}`] = permalink.hrefWithoutLanguage
     })
   })