diff --git a/DataModelInstance.cpp b/DataModelInstance.cpp
index ae18fc3..cb92c7d 100644
--- a/DataModelInstance.cpp
+++ b/DataModelInstance.cpp
@@ -67,9 +67,9 @@ void DataModelInstance::drawMessage(RenderDevice* rd)
 			}
 		}
 		char brkc[12];
-		sprintf(brkc, "%d", brickCount);
+		sprintf_s(brkc, "%d", brickCount);
 		char instc[12];
-		sprintf(instc, "%d", instCount);
+		sprintf_s(instc, "%d", instCount);
 		message = "Bricks: ";
 		message += brkc;
 		message += "	Snaps: ";
diff --git a/LevelInstance.cpp b/LevelInstance.cpp
index 89f6be7..de4463b 100644
--- a/LevelInstance.cpp
+++ b/LevelInstance.cpp
@@ -36,8 +36,8 @@ std::vector<PROPGRIDITEM> LevelInstance::getProperties()
 		PIT_EDIT));
 
 
-	sprintf(timerTxt, "%g", timer);
-	sprintf(scoreTxt, "%d", score);
+	sprintf_s(timerTxt, "%g", timer);
+	sprintf_s(scoreTxt, "%d", score);
 	properties.push_back(createPGI("Gameplay",
 		"InitialTimerValue",
 		"The ammount of time in seconds the player has to complete this level.\r\n\r\nPut 0 if time is limitless.",