diff --git a/app/musicmuster.py b/app/musicmuster.py
index e53e120..e550e3c 100755
--- a/app/musicmuster.py
+++ b/app/musicmuster.py
@@ -1746,15 +1746,15 @@ class Window(QMainWindow, Ui_MainWindow):
             # If silent in the next 5 seconds, put warning colour on
             # time to silence box and enable play controls
             if time_to_silence <= 5500:
-                self.frame_silent.setStyleSheet(
-                    f"background: {Config.COLOUR_ENDING_TIMER}"
-                )
+                css_silence = f"background: {Config.COLOUR_ENDING_TIMER}"
+                if self.frame_silent.styleSheet() != css_silence:
+                    self.frame_silent.setStyleSheet(css_silence)
                 self.enable_play_next_controls()
             # Set warning colour on time to silence box when fade starts
             elif time_to_fade <= 500:
-                self.frame_silent.setStyleSheet(
-                    f"background: {Config.COLOUR_WARNING_TIMER}"
-                )
+                css_fade = f"background: {Config.COLOUR_WARNING_TIMER}"
+                if self.frame_silent.styleSheet() != css_fade:
+                    self.frame_silent.setStyleSheet(css_fade)
             # Five seconds before fade starts, set warning colour on
             # time to silence box and enable play controls
             elif time_to_fade <= 5500: