diff --git a/client/sections.js b/client/sections.js
index 57dec6fe2b..39e2f25e90 100644
--- a/client/sections.js
+++ b/client/sections.js
@@ -216,7 +216,7 @@ const sections = [
module: 'calypso/my-sites/themes',
enableLoggedOut: true,
group: 'sites',
- isomorphic: true,
+ isomorphic: false,
title: 'Themes',
},
{
@@ -225,7 +225,7 @@ const sections = [
module: 'calypso/my-sites/theme',
enableLoggedOut: true,
group: 'sites',
- isomorphic: true,
+ isomorphic: false,
title: 'Themes',
trackLoadPerformance: true,
},