diff --git a/detector.luau b/detector.luau
index 4f6f5bf..51a7f69 100644
--- a/detector.luau
+++ b/detector.luau
@@ -1,3 +1,4 @@
+-- main entry point
 local cli = require("./lib/cli")
 local fileproc = require("./lib/fileproc")
 local fs = require("@lune/fs")
diff --git a/lib/core.luau b/lib/core.luau
index bbc3cb5..e41004a 100644
--- a/lib/core.luau
+++ b/lib/core.luau
@@ -5,7 +5,7 @@ local serde  = require("@lune/serde")
 local types  = require("./types")
 
 export type Core = {
-    scanForWorkspace:      (model: {Instance}, printInstanceNames: boolean) -> boolean,
+    scanForWorkspace:      (model: types.model, printInstanceNames: boolean) -> boolean,
     isValidModelFile:      (fileName: string) -> boolean,
     fileContainsWorkspace: (fileContents: string, opts: types.opts) -> boolean,
     formatResult:          (result: boolean, fileName: string) -> string
diff --git a/lib/fileproc.luau b/lib/fileproc.luau
index c355e71..f51caed 100644
--- a/lib/fileproc.luau
+++ b/lib/fileproc.luau
@@ -2,7 +2,7 @@
 local fs = require("@lune/fs")
 local stdio = require("@lune/stdio")
 local process = require("@lune/process")
-local serde = require("@lune/serde")
+local _serde = require("@lune/serde")
 local core = require("./core")
 local types = require("./types")