diff --git a/src/cram.c b/src/cram.c
index 2944eca..9f3de63 100644
--- a/src/cram.c
+++ b/src/cram.c
@@ -298,7 +298,7 @@ void Cram_Internal_PruneRects(RectPackContext* context)
 
 	for (i = 0; i < context->freeRectangleCount; i += 1)
 	{
-		for (j = 0; j < context->newFreeRectangleCount;)
+		for (j = context->newFreeRectangleCount - 1; j >= 0; j -= 1)
 		{
 			if (Cram_Internal_Contains(&context->freeRectangles[i], &context->newFreeRectangles[j]))
 			{
@@ -306,10 +306,6 @@ void Cram_Internal_PruneRects(RectPackContext* context)
 				context->newFreeRectangles[j] = context->newFreeRectangles[context->newFreeRectangleCount - 1];
 				context->newFreeRectangleCount -= 1;
 			}
-			else
-			{
-				j += 1;
-			}
 		}
 	}
 
@@ -418,7 +414,7 @@ void Cram_Internal_PlaceRect(RectPackContext *context, Rect *rect)
 	Rect *freeRect;
 	int32_t i;
 
-	for (i = 0; i < context->freeRectangleCount;)
+	for (i = context->freeRectangleCount - 1; i >= 0; i -= 1)
 	{
 		freeRect = &context->freeRectangles[i];
 
@@ -428,10 +424,6 @@ void Cram_Internal_PlaceRect(RectPackContext *context, Rect *rect)
 			context->freeRectangles[i] = context->freeRectangles[context->freeRectangleCount - 1];
 			context->freeRectangleCount -= 1;
 		}
-		else
-		{
-			i += 1;
-		}
 	}
 
 	Cram_Internal_PruneRects(context);