diff --git a/lune/rojo/roblox_sync_config_generator.luau b/lune/rojo/roblox_sync_config_generator.luau
index 63e41ba..d6d4d7c 100644
--- a/lune/rojo/roblox_sync_config_generator.luau
+++ b/lune/rojo/roblox_sync_config_generator.luau
@@ -4,6 +4,10 @@ local serde = require("@lune/serde")
 
 local package_directory = process.args[1]
 
+if fs.isFile(package_directory .. "/default.project.json") then
+	return
+end
+
 local output = {
 	tree = {},
 }
diff --git a/lune/rojo/sourcemap_generator.luau b/lune/rojo/sourcemap_generator.luau
index a4c6a79..934570d 100644
--- a/lune/rojo/sourcemap_generator.luau
+++ b/lune/rojo/sourcemap_generator.luau
@@ -2,11 +2,11 @@ local process = require("@lune/process")
 local fs = require("@lune/fs")
 local stdio = require("@lune/stdio")
 
-local project_path = process.args[1]
+local package_directory = process.args[1]
 
-if fs.isFile(project_path .. "/default.project.json") then
-	process.spawn("rojo", { "sourcemap", project_path }, { cwd = process.cwd, stdio = "forward" })
+if fs.isFile(package_directory .. "/default.project.json") then
+	process.spawn("rojo", { "sourcemap", package_directory }, { cwd = process.cwd, stdio = "forward" })
 else
 	-- use stderr to avoid this being parsed as the output of the sourcemap command
-	stdio.ewrite("no default.project.json found in " .. project_path)
+	stdio.ewrite("no default.project.json found in " .. package_directory)
 end