diff --git a/docs/Project.toml b/docs/Project.toml
index b8b60f6..6ad6027 100644
--- a/docs/Project.toml
+++ b/docs/Project.toml
@@ -1,3 +1,3 @@
 [deps]
 Documenter = "e30172f5-a6a5-5a46-863b-614d45cd2de4"
-cowsay = "b6370f49-8ad1-4651-ad9e-3639b35da0e9"
+Cowsay = "b6370f49-8ad1-4651-ad9e-3639b35da0e9"