diff --git a/components/NavigationDrawer/src/private/MDCBottomDrawerContainerViewController.m b/components/NavigationDrawer/src/private/MDCBottomDrawerContainerViewController.m
index 8f209acd7a8..34a0cb97294 100644
--- a/components/NavigationDrawer/src/private/MDCBottomDrawerContainerViewController.m
+++ b/components/NavigationDrawer/src/private/MDCBottomDrawerContainerViewController.m
@@ -661,7 +661,8 @@ - (void)updateViewWithContentOffset:(CGPoint)contentOffset {
                                                        transitionRatio:transitionPercentage];
 
   [self updateDrawerState:transitionPercentage];
-  self.currentlyFullscreen = self.contentReachesFullscreen && contentOffset.y > 0;
+  self.currentlyFullscreen =
+      self.contentReachesFullscreen && headerTransitionToTop >= 1 && contentOffset.y > 0;
   CGFloat fullscreenHeaderHeight =
       self.contentReachesFullscreen ? self.topHeaderHeight : [self contentHeaderHeight];