diff --git a/UI/GameScreen.cpp b/UI/GameScreen.cpp
index 740ef7467d..cf0f8c0ba5 100644
--- a/UI/GameScreen.cpp
+++ b/UI/GameScreen.cpp
@@ -216,12 +216,12 @@ void GameScreen::update() {
 
 	if (info->gameSize) {
 		char temp[256];
-		sprintf(temp, "%s: %1.1f %s", ga->T("Game"), (float) (info->gameSize) / 1024.f / 1024.f, ga->T("MB"));
+		snprintf(temp, sizeof(temp), "%s: %1.1f %s", ga->T("Game"), (float) (info->gameSize) / 1024.f / 1024.f, ga->T("MB"));
 		tvGameSize_->SetText(temp);
-		sprintf(temp, "%s: %1.2f %s", ga->T("SaveData"), (float) (info->saveDataSize) / 1024.f / 1024.f, ga->T("MB"));
+		snprintf(temp, sizeof(temp), "%s: %1.2f %s", ga->T("SaveData"), (float) (info->saveDataSize) / 1024.f / 1024.f, ga->T("MB"));
 		tvSaveDataSize_->SetText(temp);
 		if (info->installDataSize > 0) {
-			sprintf(temp, "%s: %1.2f %s", ga->T("InstallData"), (float) (info->installDataSize) / 1024.f / 1024.f, ga->T("MB"));
+			snprintf(temp, sizeof(temp), "%s: %1.2f %s", ga->T("InstallData"), (float) (info->installDataSize) / 1024.f / 1024.f, ga->T("MB"));
 			tvInstallDataSize_->SetText(temp);
 			tvInstallDataSize_->SetVisibility(UI::V_VISIBLE);
 		}