diff --git a/CHANGELOG.md b/CHANGELOG.md
index 7fd70df..9d46b38 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -4,6 +4,10 @@ Note: Breaking changes between versions are indicated by "💥".
 
 ## Unreleased
 
+- [Fix] Missing requirements file in `pip install tutor[full]`.
+
+## v13.0.0
+
 - 💥[Improvement] Upgrade to Maple
   - Install all official plugins as part of the `tutor[full]` package.
   - Don't print error messages about loading plugins during autocompletion.
diff --git a/MANIFEST.in b/MANIFEST.in
index a4d0269..4b08bae 100644
--- a/MANIFEST.in
+++ b/MANIFEST.in
@@ -1,2 +1,3 @@
 include requirements/base.in
+include requirements/plugins.txt
 recursive-include tutor/templates *