diff --git a/script/async-build b/script/async-build
new file mode 100755
index 0000000..db7c9f8
--- /dev/null
+++ b/script/async-build
@@ -0,0 +1,5 @@
+#!/bin/bash
+
+set -e
+
+script/build $1&
diff --git a/build b/script/build
similarity index 100%
rename from build
rename to script/build
diff --git a/dbg b/script/dbg
similarity index 100%
rename from dbg
rename to script/dbg
diff --git a/run b/script/run
similarity index 100%
rename from run
rename to script/run
diff --git a/src/day1.cpp b/src/day1.cpp
index c7991fe..a6fe524 100644
--- a/src/day1.cpp
+++ b/src/day1.cpp
@@ -1,3 +1,4 @@
+// :autocmd BufWritePost *.cpp :silent exec "!script/async-build 1"
 #include <fstream>
 #include <iostream>
 #include <vector>
diff --git a/src/day2.cpp b/src/day2.cpp
index 522150e..9f7be27 100644
--- a/src/day2.cpp
+++ b/src/day2.cpp
@@ -1,4 +1,4 @@
-// :autocmd BufWritePost *.cpp :silent exec "!./build 2"
+// :autocmd BufWritePost *.cpp :silent exec "!script/async-build 2"
 #include <fstream>
 #include <iostream>
 #include <numeric>
diff --git a/src/day3.cpp b/src/day3.cpp
index 59c9b65..2e11c2f 100644
--- a/src/day3.cpp
+++ b/src/day3.cpp
@@ -1,4 +1,4 @@
-// :autocmd BufWritePost *.cpp :silent exec "!./build 3"
+// :autocmd BufWritePost *.cpp :silent exec "!script/async-build 3"
 #include <fstream>
 #include <iostream>
 #include <numeric>
diff --git a/src/day4.cpp b/src/day4.cpp
index c760c10..bee0d49 100644
--- a/src/day4.cpp
+++ b/src/day4.cpp
@@ -1,4 +1,4 @@
-// :autocmd BufWritePost *.cpp :silent exec "!./build 4"
+// :autocmd BufWritePost *.cpp :silent exec "!script/async-build 4"
 #include <cstdint>
 #include <fstream>
 #include <iostream>
diff --git a/src/day5.cpp b/src/day5.cpp
index 829816b..b66171e 100644
--- a/src/day5.cpp
+++ b/src/day5.cpp
@@ -1,4 +1,4 @@
-// :autocmd BufWritePost *.cpp :silent exec "!./build 5"
+// :autocmd BufWritePost *.cpp :silent exec "!script/async-build 5"
 #include <algorithm>
 #include <cstdint>
 #include <fstream>
diff --git a/src/day6.cpp b/src/day6.cpp
index 705ff3c..31c45ad 100644
--- a/src/day6.cpp
+++ b/src/day6.cpp
@@ -1,4 +1,4 @@
-// :autocmd BufWritePost *.cpp :silent exec "!./build 6"
+// :autocmd BufWritePost *.cpp :silent exec "!script/async-build 6"
 #include <cstdint>
 #include <fstream>
 #include <iostream>