diff --git a/builder/src/upload.tsx b/builder/src/upload.tsx
index 6b21e3ca8..5db708c0d 100644
--- a/builder/src/upload.tsx
+++ b/builder/src/upload.tsx
@@ -349,7 +349,8 @@ const SubmissionForm: React.FC<SubmissionFormProps> = observer((props) => {
                                 }}
                             >
                                 <p className="mt-1 mb-2">
-                                    No teams available?{" "}
+                                    The team name will become the prefix of the
+                                    package ID. No teams available?{" "}
                                     <a href="/settings/teams/" className="ml-1">
                                         Create one here!
                                     </a>
diff --git a/django/thunderstore/repository/templates/repository/package_create_old.html b/django/thunderstore/repository/templates/repository/package_create_old.html
index 0c6839216..441ba4b7c 100644
--- a/django/thunderstore/repository/templates/repository/package_create_old.html
+++ b/django/thunderstore/repository/templates/repository/package_create_old.html
@@ -39,6 +39,7 @@ <h1 class="mt-4">Upload package</h1>
                     <div class="w-100">
                         {{ form.team }}
                         <p class="mt-1 mb-2">
+                            The team name will become the prefix of the package ID.
                             No teams available? <a href="{% url "settings.teams.create" %}" class="ml-1">Create one here!</a>
                         </p>
                     </div>