diff --git a/breakout/breakout.c b/breakout/breakout.c
index 6564eff..6005307 100644
--- a/breakout/breakout.c
+++ b/breakout/breakout.c
@@ -377,7 +377,7 @@ void updateBall(Uint32 tickrate, ball *theBall, paddle *thePaddle, int winWidth,
   if (colliding) {
     if (theBall->isColliding == 0) {
 
-      theBall->isColliding == 1; // This keeps track of any current attepmts to 'solve' collision
+      theBall->isColliding = 1; // This keeps track of any current attepmts to 'solve' collision
                                  // Without this flag, if the ball ends up within another object and moving slow enough that on the next frame it has not escaped the object,
                                  // it will repeatedly have its velocity multiplied by -1 and get stuck, effectively moving only along one axis. With this flag,
                                  // the game will ignore subsequent collisions, until it is no longer colliding. Note this does not solve the same problem where two objects
@@ -646,4 +646,4 @@ void initialiseBricks(brick *bricks, int *brickCount) {
   bricks[110] = (brick) { .brickType = 4, .x = 401, .y = 214, .width = 30, .height = 10, .destroyed = 0 };
   bricks[111] = (brick) { .brickType = 4, .x = 433, .y = 214, .width = 30, .height = 10, .destroyed = 0 };
   *brickCount = 112;
-}
\ No newline at end of file
+}
diff --git a/breakout/makefile b/breakout/makefile
index f9e9cab..5686b41 100644
--- a/breakout/makefile
+++ b/breakout/makefile
@@ -3,3 +3,6 @@ breakout_c = breakout
 all: breakout.c
 	clang $(breakout_s) -l SDL2 -lGLU -lGL -lm -o $(breakout_c)
 	./breakout
+
+clean: breakout.c
+	rm $(breakout_c)