diff --git a/app/src/main/java/gui/widget/TimerRenderer.java b/app/src/main/java/gui/widget/TimerRenderer.java
index 2db314c..67529b3 100644
--- a/app/src/main/java/gui/widget/TimerRenderer.java
+++ b/app/src/main/java/gui/widget/TimerRenderer.java
@@ -18,7 +18,7 @@ public class TimerRenderer {
 		int seconds = (int) remainingTime;
 		int minutes = seconds / 60;
 		seconds %= 60;
-		String text = minutes + ":" + seconds;
+		String text = String.format("%02d:%02d", minutes, seconds);
 		var textSize = ImGui.calcTextSize(text);
 		ImGui.setCursorPosX(ImGui.getIO().getDisplaySizeX() / 2.0f - textSize.x / 2.0f);
 		ImGui.text(text);