diff --git a/CHANGELOG.md b/CHANGELOG.md
index 87352bba74..39ddd396be 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -4,8 +4,15 @@ All notable changes to this project will be documented in this file. Dates are d
 
 Generated by [`auto-changelog`](https://github.com/CookPete/auto-changelog).
 
+#### [v5.21.2](https://github.com/opengovsg/FormSG/compare/v5.21.1...v5.21.2)
+
+- feat: remove validation when logging esrvcId to login collection [`90a0fb0`](https://github.com/opengovsg/FormSG/commit/90a0fb04c450607c5e246c153583844bfe6d42dc)
+
 #### [v5.21.1](https://github.com/opengovsg/FormSG/compare/v5.21.0...v5.21.1)
 
+> 29 July 2021
+
+- chore: bump version to v5.21.1 [`139cd93`](https://github.com/opengovsg/FormSG/commit/139cd931e96e92ba5c267dbd8a62124ac058acfe)
 - fix: allow underscores in form esrvcId validation [`1e7f725`](https://github.com/opengovsg/FormSG/commit/1e7f7250de8621506b916d7b54bde6ab27a225f1)
 
 #### [v5.21.0](https://github.com/opengovsg/FormSG/compare/v5.20.0...v5.21.0)
diff --git a/package-lock.json b/package-lock.json
index cfde6cc3ef..c9b91c6702 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,6 +1,6 @@
 {
   "name": "FormSG",
-  "version": "5.21.1",
+  "version": "5.21.2",
   "lockfileVersion": 1,
   "requires": true,
   "dependencies": {
diff --git a/package.json b/package.json
index b62688001c..2f27f45f11 100644
--- a/package.json
+++ b/package.json
@@ -1,7 +1,7 @@
 {
   "name": "FormSG",
   "description": "Form Manager for Government",
-  "version": "5.21.1",
+  "version": "5.21.2",
   "homepage": "https://form.gov.sg",
   "authors": [
     "FormSG <formsg@data.gov.sg>"
diff --git a/src/app/models/__tests__/login.server.model.spec.ts b/src/app/models/__tests__/login.server.model.spec.ts
index 1c625b1d2f..b95fa56476 100644
--- a/src/app/models/__tests__/login.server.model.spec.ts
+++ b/src/app/models/__tests__/login.server.model.spec.ts
@@ -104,19 +104,6 @@ describe('login.server.model', () => {
         mongoose.Error.ValidationError,
       )
     })
-
-    it('should throw validation error when esrvcId param is invalid format', async () => {
-      // Act
-      const actualPromise = LoginModel.create({
-        ...DEFAULT_PARAMS,
-        esrvcId: 'id with spaces',
-      })
-
-      // Assert
-      await expect(actualPromise).rejects.toThrowError(
-        'e-service ID must be alphanumeric, dashes are allowed',
-      )
-    })
   })
 
   describe('Statics', () => {
diff --git a/src/app/models/login.server.model.ts b/src/app/models/login.server.model.ts
index d9276d302d..2e254e147f 100644
--- a/src/app/models/login.server.model.ts
+++ b/src/app/models/login.server.model.ts
@@ -39,10 +39,6 @@ const LoginSchema = new Schema<ILoginSchema, ILoginModel>(
     esrvcId: {
       type: String,
       required: true,
-      validate: [
-        /^([a-zA-Z0-9-]){1,25}$/i,
-        'e-service ID must be alphanumeric, dashes are allowed',
-      ],
     },
   },
   {