diff --git a/schema/form-answer.yml b/schema/form-answer.yml
index 4a56afc9..d808e5b3 100644
--- a/schema/form-answer.yml
+++ b/schema/form-answer.yml
@@ -161,9 +161,13 @@ schemas:
       project_id:
         type: string
         format: uuid
+      project_title:
+        type: string
       form_id:
         type: string
         format: uuid
+      form_title:
+        type: string
       created_at:
         type: string
         format: date-time
@@ -179,7 +183,9 @@ schemas:
     required:
       - id
       - project_id
+      - project_title
       - form_id
+      - form_title
       - created_at
       - updated_at
       - items
diff --git a/schema/invitation.yml b/schema/invitation.yml
index 2c4761fc..6d2798be 100644
--- a/schema/invitation.yml
+++ b/schema/invitation.yml
@@ -130,6 +130,8 @@ schemas:
       project_id:
         type: string
         format: uuid
+      project_title:
+        type: string
       position:
         type: string
         enum:
@@ -148,6 +150,7 @@ schemas:
     required:
       - id
       - project_id
+      - project_title
       - position
       - created_at
       - updated_at