diff --git a/src/activities/util/BmpViewerActivity.cpp b/src/activities/util/BmpViewerActivity.cpp
index 51fd12b1..c1a61a0e 100644
--- a/src/activities/util/BmpViewerActivity.cpp
+++ b/src/activities/util/BmpViewerActivity.cpp
@@ -86,7 +86,7 @@ void BmpViewerActivity::onEnter() {
 void BmpViewerActivity::onExit() {
   Activity::onExit();
   renderer.clearScreen();
-  renderer.displayBuffer(HalDisplay::FAST_REFRESH);
+  renderer.displayBuffer(HalDisplay::FULL_REFRESH);
 }
 
 void BmpViewerActivity::loop() {