Update README.md

Author: Lucas Oliveira David

pixel-painter/README.md

@@ -15,7 +15,7 @@ In special, 2D lines using the [Midpoint Line Algorithm](http://www.mat.univie.a
 polygons (which are dealt here as, essentially, collections of lines) and circles using
 [Bresenham's Circle Algorithm](http://web.engr.oregonstate.edu/~sllu/bcircle.pdf).
 
-Additionally, forms are being filled with the [Scan-line Algorithm](src/org/CG/infrastructure/ScanLineAlgorithm.java).
+Additionally, forms are being filled with the [Scan-line Algorithm](src/org/CG/infrastructure/abstractions/ScanLineAlgorithm.java).
 
 The [screenshots](screenshots) folder contains some illustrations of the executing program.