diff --git a/rollup/plugins/bundlePlugins.js b/rollup/plugins/bundlePlugins.js
index 0fb662b7e3e4..7e48452e3d33 100644
--- a/rollup/plugins/bundlePlugins.js
+++ b/rollup/plugins/bundlePlugins.js
@@ -119,6 +119,8 @@ export function makeTerserPlugin() {
           // We want to keept he _replay and _isEnabled variable unmangled to enable integration tests to access it
           '_replay',
           '_isEnabled',
+          // We also can't mangle rrweb private fields when bundling rrweb in the replay CDN bundles
+          '_cssText',
           // We want to keep the _integrations variable unmangled to send all installed integrations from replay
           '_integrations',
         ],