diff --git a/.gitmodules b/.gitmodules
index 06b6f42e..976c43ce 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -250,6 +250,8 @@
 	path = repos/scheme
 	url = https://github.com/6cdh/tree-sitter-scheme
 	branch = main
+	update = none
+	ignore = dirty
 [submodule "repos/smithy"]
 	path = repos/smithy
 	url = https://github.com/indoorvivants/tree-sitter-smithy