diff --git a/src/missions.cpp b/src/missions.cpp
index afd9cad..5254566 100644
--- a/src/missions.cpp
+++ b/src/missions.cpp
@@ -907,7 +907,9 @@ void missionFinishedScreen()
 
 		currentGame.timeTaken += engine.timeTaken;
 
-		snprintf(temp, sizeof temp, "Mission Time: %2d:%02d:%02d", engine.timeTaken / 3600, (engine.timeTaken / 60) % 60, engine.timeTaken % 60);
+		snprintf(temp, sizeof temp, "Mission Time: %2d:%02d:%02d",
+			(int)(engine.timeTaken / 3600),
+			(int)((engine.timeTaken / 60) % 60), (int)(engine.timeTaken % 60));
 
 		drawString(temp, -1, 500, FONT_WHITE);