diff --git a/platform/lang-impl/src/com/intellij/lang/documentation/ide/ui/DocumentationUI.kt b/platform/lang-impl/src/com/intellij/lang/documentation/ide/ui/DocumentationUI.kt
index 4ee9d1708de7..f06657386f2b 100644
--- a/platform/lang-impl/src/com/intellij/lang/documentation/ide/ui/DocumentationUI.kt
+++ b/platform/lang-impl/src/com/intellij/lang/documentation/ide/ui/DocumentationUI.kt
@@ -101,9 +101,11 @@ internal class DocumentationUI(
     trackDocumentationBackgroundChange(this) {
       // Force update of the background color for scroll pane
       @Suppress("UseJBColor")
-      scrollPane.viewport.background = Color(it.rgb)
-      locationLabel.background = it
-      switcherToolbarComponent.background = it
+      val color = Color(it.rgb)
+      editorPane.parent.background = color
+      scrollPane.viewport.background = color
+      locationLabel.background = color
+      switcherToolbarComponent.background = color
     }
 
     browser.ui = this