diff --git a/specs.json b/specs.json
index 7c66a33a..5c0b8d80 100644
--- a/specs.json
+++ b/specs.json
@@ -603,6 +603,7 @@
   "https://www.w3.org/TR/html-aam-1.0/",
   "https://www.w3.org/TR/html-aria/",
   "https://www.w3.org/TR/html-media-capture/",
+  "https://www.w3.org/TR/i18n-glossary/",
   "https://www.w3.org/TR/IFT/",
   "https://www.w3.org/TR/image-capture/",
   "https://www.w3.org/TR/image-resource/",