diff --git a/units/en/_toctree.yml b/units/en/_toctree.yml
index 45f4925..07eecd3 100644
--- a/units/en/_toctree.yml
+++ b/units/en/_toctree.yml
@@ -24,6 +24,8 @@
     title: The “Deep” in Deep Reinforcement Learning
   - local: unit1/summary
     title: Summary
+  - local: unit1/glossary
+    title: Glossary
   - local: unit1/hands-on
     title: Hands-on
   - local: unit1/quiz
diff --git a/.units/unit1/glossary.mdx b/units/en/unit1/glossary.mdx
similarity index 100%
rename from .units/unit1/glossary.mdx
rename to units/en/unit1/glossary.mdx