fix [doc] unit

islent · islent · commit 29e39c514c44 · 2021-11-26T14:28:46.000+08:00
diff --git a/docs/Project.toml b/docs/Project.toml
@@ -1,5 +1,9 @@
 [deps]
 Documenter = "e30172f5-a6a5-5a46-863b-614d45cd2de4"
+Unitful = "1986cc42-f94f-5a68-af5c-568840ba703d"
+UnitfulAstro = "6112ee07-acf9-5e0f-b108-d242c714bf9f"
 
 [compat]
-Documenter = "0.27"
+Documenter = "0.27"
+Unitful = "1"
+UnitfulAstro = "1"
diff --git a/docs/src/manual/plummer.md b/docs/src/manual/plummer.md
@@ -7,6 +7,7 @@ generate(::PlummerStarCluster)
 
 ```@repl plummer
 using AstroIC
+using UnitfulAstro
 
 # config
 config = PlummerStarCluster(
