diff --git a/syntaxes/eex.json b/syntaxes/eex.json
index 85b5007..5ae3ac2 100644
--- a/syntaxes/eex.json
+++ b/syntaxes/eex.json
@@ -1,4 +1,5 @@
 {
+  "$schema": "https://raw.githubusercontent.com/martinring/tmlanguage/refs/heads/master/tmlanguage.json",
   "fileTypes": ["eex", "leex"],
   "name": "Embedded Elixir",
   "patterns": [
diff --git a/syntaxes/elixir.json b/syntaxes/elixir.json
index f7bb082..f244e3f 100644
--- a/syntaxes/elixir.json
+++ b/syntaxes/elixir.json
@@ -1,4 +1,5 @@
 {
+  "$schema": "https://raw.githubusercontent.com/martinring/tmlanguage/refs/heads/master/tmlanguage.json",
   "comment": "Atom Syntax Parser for Elixir Programming Language.",
   "fileTypes": ["ex", "exs"],
   "firstLineMatch": "^#!/.*\\belixir",