diff --git a/api/openapi.yaml b/api/openapi.yaml
index d34e9ca..92186ed 100644
--- a/api/openapi.yaml
+++ b/api/openapi.yaml
@@ -110,13 +110,6 @@ components:
       description: ID of the training
       schema:
         $ref: "#/components/schemas/TrainingID"
-    TrainingSlug:
-      name: trainingSlug
-      in: path
-      required: true
-      description: Slug of the training
-      schema:
-        type: string
   # Models
   schemas:
     TrainingID:
@@ -130,8 +123,6 @@ components:
       properties:
         name:
           type: string
-        slug:
-          type: string
         days:
           type: integer
           format: int8
@@ -159,7 +150,6 @@ components:
               type: boolean
           required:
             - id
-            - slug
             - published
             - retired
     TrainingPrice: