diff --git a/identify/extensions.py b/identify/extensions.py
index cc3a182..09a7126 100644
--- a/identify/extensions.py
+++ b/identify/extensions.py
@@ -58,6 +58,7 @@
     'edn': {'text', 'clojure', 'edn'},
     'ejs': {'text', 'ejs'},
     'ejson': {'text', 'json', 'ejson'},
+    'elm': {'text', 'elm'},
     'env': {'text', 'dotenv'},
     'eot': {'binary', 'eot'},
     'eps': {'binary', 'eps'},