1 files changed, 1 insertions, 1 deletions

diff --git a/src/components/auth/SetupAssistant.js b/src/components/auth/SetupAssistant.js
index 06ab09892..0f821d4fc 100644
--- a/src/components/auth/SetupAssistant.js
+++ b/src/components/auth/SetupAssistant.js
@@ -37,7 +37,7 @@ const messages = defineMessages({
 
 let transition = 'none';
 
-if (window.matchMedia('(prefers-reduced-motion: no-preference)')) {
+if (window && window.matchMedia('(prefers-reduced-motion: no-preference)')) {
   transition = 'all 0.25s';
 }