diff --git a/Makefile b/Makefile
index 7687d67..73de4d5 100644
--- a/Makefile
+++ b/Makefile
@@ -1,3 +1,9 @@
+build-debug:
+	@echo "Building executable (debug)... done"
+	cargo build
+	cp ./target/debug/hazure ~/bin/hazure -r
+	@echo "Building executable (debug)... done"
+
 build-lib:
 	@echo "Building lib..."
 	cp ./lib/. /usr/include/hazure/ -r
diff --git a/README.md b/README.md
index 44d42e8..8fff8ca 100644
--- a/README.md
+++ b/README.md
@@ -11,7 +11,7 @@ or with the pipe operator:
 ```sml
 fun main: int = do
     "Hello, World!\n"
-    |> @write();
+    |> @write(_);
     return 69;
 end;
 ```