diff --git a/.config/helix/languages.toml b/.config/helix/languages.toml
index 496d88a7..e8f654a9 100644
--- a/.config/helix/languages.toml
+++ b/.config/helix/languages.toml
@@ -95,6 +95,11 @@ onSave = true
 # source.rev = "5f869321f8c8"
 # source = { git = "https://github.com/stevenxxiu/tree-sitter-mail", rev = "e3d63ac2093e22777cb30d70b9264f48814622ad" }
 
+[[language]]
+name = "devicetree"
+file-types = ["dts", "dtsi", "keymap"]
+
+
 [[language]]
 name = "test"
 scope = "source.test"
@@ -114,5 +119,3 @@ injection-regex = "mail|eml|email"
 name = "mail"
 source = { git = "https://github.com/ficcdaf/tree-sitter-mail", rev = "8e60f38efbae1cc5f22833ae13c5500dd0f3b12f" }
 # source = { path = "/home/fic/dev/tree-sitter-mail"}
-
-