diff --git a/compiler/main.v b/v.v
similarity index 100%
rename from compiler/main.v
rename to v.v
diff --git a/vlib/compiler/main.v b/vlib/compiler/main.v
index 5b730b047a..0617b393d4 100644
--- a/vlib/compiler/main.v
+++ b/vlib/compiler/main.v
@@ -885,7 +885,7 @@ pub fn new_v(args[]string) &V {
 		build_mode: build_mode
 		cflags: cflags
 		ccompiler: find_c_compiler()
-		building_v: !is_repl && (rdir_name == 'compiler'  || dir.contains('vlib'))
+		building_v: !is_repl && (dir == 'v.v'  || dir.contains('vlib'))
 	}
 	if pref.is_verbose || pref.is_debug {
 		println('C compiler=$pref.ccompiler')