diff --git a/src/models/Participant.ts b/src/models/Participant.ts
index 0d4ebed..ca8f2ec 100644
--- a/src/models/Participant.ts
+++ b/src/models/Participant.ts
@@ -1,4 +1,4 @@
-import { Entity, PrimaryGeneratedColumn, Column } from "typeorm";
+import { PrimaryGeneratedColumn, Column } from "typeorm";
 import {
   IsEmail,
   IsInt,
diff --git a/src/models/RunnerGroup.ts b/src/models/RunnerGroup.ts
index e074b29..e7d8ecf 100644
--- a/src/models/RunnerGroup.ts
+++ b/src/models/RunnerGroup.ts
@@ -1,10 +1,8 @@
-import { Entity, PrimaryGeneratedColumn, Column } from "typeorm";
+import { PrimaryGeneratedColumn, Column } from "typeorm";
 import {
-  IsEmail,
   IsInt,
   IsNotEmpty,
   IsOptional,
-  IsPhoneNumber,
   IsString,
 } from "class-validator";
 
@@ -29,7 +27,7 @@ export abstract class RunnerGroup {
   name: string;
 
   /**
-   * The participant's middle name.
+   * The group's contact.
    * Optional
    */
   @Column()
diff --git a/src/models/Scan.ts b/src/models/Scan.ts
index e1951db..9c056f2 100644
--- a/src/models/Scan.ts
+++ b/src/models/Scan.ts
@@ -1,4 +1,4 @@
-import { Entity, PrimaryGeneratedColumn, Column } from "typeorm";
+import { PrimaryGeneratedColumn, Column } from "typeorm";
 import {
   IsInt,
   IsNotEmpty,