diff --git a/src/inject/injected.css b/src/inject/injected.css
index adfc42fb..53fb2152 100644
--- a/src/inject/injected.css
+++ b/src/inject/injected.css
@@ -1183,7 +1183,6 @@ div > ol:has(.uiFileHandlerWrapper) {
 }
 
 .Viewer__sidebar___1Btu4 {
-  background: var(--auto-background);
   color: var(--text-primary);
 }