diff --git a/dub.sdl b/dub.sdl
new file mode 100644
index 0000000..eb089b7
--- /dev/null
+++ b/dub.sdl
@@ -0,0 +1,5 @@
+name "aoc-2020"
+description "Advent of Code 2020"
+authors "Chris Josten"
+copyright "Copyright © 2020, Chris Josten"
+license "MIT"
diff --git a/source/app.d b/source/app.d
new file mode 100644
index 0000000..c3eec7f
--- /dev/null
+++ b/source/app.d
@@ -0,0 +1,6 @@
+import std.stdio;
+
+void main()
+{
+	writeln("Edit source/app.d to start your project.");
+}