diff --git a/packages/flutter/lib/src/material/flexible_space_bar.dart b/packages/flutter/lib/src/material/flexible_space_bar.dart
index ebd3c878fa3bf1..4611e96dbb66da 100644
--- a/packages/flutter/lib/src/material/flexible_space_bar.dart
+++ b/packages/flutter/lib/src/material/flexible_space_bar.dart
@@ -468,7 +468,7 @@ class _RenderFlexibleSpaceHeaderOpacity extends RenderOpacity {
     if (child == null) {
       return;
     }
-    if (opacity == 0 || !needsCompositing) {
+    if ((opacity * 255).roundToDouble() <= 0) {
       layer = null;
       return;
     }