diff --git a/src/abstractSyntaxTree.test.ts b/src/lang/abstractSyntaxTree.test.ts
similarity index 100%
rename from src/abstractSyntaxTree.test.ts
rename to src/lang/abstractSyntaxTree.test.ts
diff --git a/src/abstractSyntaxTree.ts b/src/lang/abstractSyntaxTree.ts
similarity index 100%
rename from src/abstractSyntaxTree.ts
rename to src/lang/abstractSyntaxTree.ts
diff --git a/src/tokeniser.test.ts b/src/lang/tokeniser.test.ts
similarity index 100%
rename from src/tokeniser.test.ts
rename to src/lang/tokeniser.test.ts
diff --git a/src/tokeniser.ts b/src/lang/tokeniser.ts
similarity index 98%
rename from src/tokeniser.ts
rename to src/lang/tokeniser.ts
index 8833a2daf..10d657be7 100644
--- a/src/tokeniser.ts
+++ b/src/lang/tokeniser.ts
@@ -1,5 +1,3 @@
-import fsp from "node:fs/promises";
-
 const NUMBER = /^[0-9]+/;
 const WHITESPACE = /\s+/;
 const WORD = /^[a-zA-Z_][a-zA-Z0-9_]*/;