diff --git a/.gitignore b/.gitignore
index d9cb14e..ea75a08 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,5 +1,6 @@
 .vscode/
 build/
+dist/
 node_modules/
 *.wat
 
diff --git a/Makefile b/Makefile
index eb2df53..4c9d37c 100644
--- a/Makefile
+++ b/Makefile
@@ -1,7 +1,11 @@
 build:
+	make clean
 	mkdir -p build
 	cp -r ./public/* ./build
 	cd ./benchmarking && npm run build
 	cp -r ./benchmarking/dist ./build/benchmarking
 	cd ./compare-algorithms && npm run build
-	cp -r ./compare-algorithms/dist ./build/polygon-simplification
\ No newline at end of file
+	cp -r ./compare-algorithms/dist ./build/polygon-simplification
+
+clean: 
+	rm -rf build
\ No newline at end of file