diff --git a/book/book.toml b/book/book.toml
index f2b2ac6..e54ec47 100644
--- a/book/book.toml
+++ b/book/book.toml
@@ -14,7 +14,6 @@ default-theme = "light"
 preferred-dark-theme = "navy"
 smart-punctuation = true
 git-repository-url = "https://github.com/CloudNebulaProject/barycenter"
-git-repository-icon = "fa-github"
 edit-url-template = "https://github.com/CloudNebulaProject/barycenter/edit/main/book/{path}"
 site-url = "/"
 no-section-label = false