diff --git a/Makefile b/Makefile
index 121abf7..949b8ff 100644
--- a/Makefile
+++ b/Makefile
@@ -1,14 +1,12 @@
-SRC_DIR ?= src
-DOC_DIR ?= doc
-TESTS_DIR ?= .
+DOC_DIR = doc
 
 all: test
 
 test:
-	v test $(TESTS_DIR)
+	v test .
 
 doc:
-	v doc -f html -m ./$(SRC_DIR) -o $(DOC_DIR)
+	v doc -f html -m . -o $(DOC_DIR)
 
 serve: clean doc
 	v -e "import net.http.file; file.serve(folder: '$(DOC_DIR)')"
diff --git a/src/dataunits.v b/dataunits.v
similarity index 100%
rename from src/dataunits.v
rename to dataunits.v