diff --git a/.gitattributes b/.gitattributes
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index 00000000..e3cf70c0
--- /dev/null
+++ b/.gitattributes
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+# Linguist Normalizer
+*.yaml linguistic-language=PHP
+*.twig linguistic-language=PHP
+**/gulpfile.js linguist-vendored
+**/webpack.conf.js linguist-vendored
+**/js/*.js linguist-vendored
+**/js/*.json linguist-vendored
+**/css-compiled/*.css linguist-vendored