diff --git a/src/vaultwarden/models/bitwarden.py b/src/vaultwarden/models/bitwarden.py
index 8a092c6..9fe0e72 100644
--- a/src/vaultwarden/models/bitwarden.py
+++ b/src/vaultwarden/models/bitwarden.py
@@ -1,6 +1,7 @@
 from typing import Generic, Literal, TypeVar, cast
 from uuid import UUID
 
+from httpx import Response
 from pydantic import AliasChoices, Field, TypeAdapter, field_validator
 from pydantic_core.core_schema import FieldValidationInfo
 
@@ -483,6 +484,22 @@ def user_search(
             return None
         return users[0]
 
+    def change_user_type(
+        self, user: OrganizationUserDetails, premissions: OrganizationUserType
+    ) -> Response:
+        payload = {
+            "collections": [],
+            "groups": [],
+            "permissions": {"response": None},
+            "type": premissions,
+            "accessSecretsManager": False,
+        }
+
+        resp = self.api_client.api_request(
+            "PUT", f"api/organizations/{self.Id}/users/{user.Id}", json=payload
+        )
+        return resp
+
     def _get_collections(self) -> list[OrganizationCollection]:
         resp = self.api_client.api_request(
             "GET", f"api/organizations/{self.Id}/collections"
diff --git a/tests/e2e/test_bitwarden.py b/tests/e2e/test_bitwarden.py
index ff59ad5..fe1042a 100644
--- a/tests/e2e/test_bitwarden.py
+++ b/tests/e2e/test_bitwarden.py
@@ -3,6 +3,7 @@
 
 from vaultwarden.clients.bitwarden import BitwardenAPIClient
 from vaultwarden.models.bitwarden import get_organization
+from vaultwarden.models.enum import OrganizationUserType
 
 # Get Bitwarden credentials from environment variables
 url = os.environ.get("BITWARDEN_URL", None)
@@ -40,7 +41,7 @@ def setUp(self) -> None:
         ).users()
 
     def test_get_organization_users(self):
-        self.assertEqual(len(self.test_users), 2)
+        self.assertEqual(len(self.test_users), 3)
 
     def test_get_organization_items(self):
         self.assertEqual(len(self.test_org_ciphers), 1)
@@ -62,6 +63,13 @@ def test_get_users_of_collection_1(self):
     def test_get_users_of_collection_2(self):
         self.assertEqual(len(self.test_collection_2_users), 1)
 
+    def test_change_user_type_organization(self):
+        user = self.organization.user_search("test-account-3@example.com")
+        resp = self.organization.change_user_type(user, OrganizationUserType.Admin)
+        self.assertTrue(resp.is_success)
+        resp = self.organization.change_user_type(user, OrganizationUserType.User)
+        self.assertTrue(resp.is_success)
+
     def test_create_delete_collection(self):
         len_old_colls = len(self.organization.collections(force_refresh=True))
         new_coll = self.organization.create_collection("create_delete_test")
diff --git a/tests/fixtures/server/db.sqlite3 b/tests/fixtures/server/db.sqlite3
index bf27515..5d3df05 100644
--- a/tests/fixtures/server/db.sqlite3
+++ b/tests/fixtures/server/db.sqlite3
@@ -1,3 +1,3 @@
 version https://git-lfs.github.com/spec/v1
-oid sha256:c8c11a331ba097f1644b297885cd09b4ac5fc975ed5605176c880bc5cf08a813
-size 245760
+oid sha256:2d5cad9198a9acfb3e8d861456a3c8b97d730bc9cc0e685c965a2597d9ed7a33
+size 262144
diff --git a/tests/fixtures/test-accout-3/profile_camel.json b/tests/fixtures/test-accout-3/profile_camel.json
new file mode 100644
index 0000000..e25a1c0
--- /dev/null
+++ b/tests/fixtures/test-accout-3/profile_camel.json
@@ -0,0 +1,101 @@
+{
+  "ciphers": [],
+  "collections": [],
+  "domains": null,
+  "folders": [],
+  "object": "sync",
+  "policies": [],
+  "profile": {
+    "_status": 0,
+    "avatarColor": null,
+    "creationDate": "2025-09-17T12:16:51.538080Z",
+    "culture": "en-US",
+    "email": "test-account-3@example.com",
+    "emailVerified": true,
+    "forcePasswordReset": false,
+    "id": "73f2a96c-7718-4e7c-9aa1-0f4e319ad01f",
+    "key": "2.7NJ7sUyRw82IIAEtFK++ow==|LN+cuL+YiO4XoiGAsOXoE3dXyHPTzq6G+/etMtbnCOyo7FvONmMH7+61n3VTruxMCpaZLQ7d3GxIWy2YsNp1WpxMMu0XxOUxtH82ZOQkLRI=|3Dq09MHhvbHWunlxeLpodpVWRiSIYPR4/U1Mp2hnG1U=",
+    "name": "test-account-3",
+    "object": "profile",
+    "organizations": [
+      {
+        "accessSecretsManager": false,
+        "allowAdminAccessToAllCollectionItems": true,
+        "enabled": true,
+        "familySponsorshipAvailable": false,
+        "familySponsorshipFriendlyName": null,
+        "familySponsorshipLastSyncDate": null,
+        "familySponsorshipToDelete": null,
+        "familySponsorshipValidUntil": null,
+        "hasPublicAndPrivateKeys": true,
+        "id": "cda840d2-1de0-4f31-bd49-b30dacd7e8b0",
+        "identifier": null,
+        "key": "4.DDwoeFcsONwgnd9AJubUqEnzRoqRdHz5GluDPX4te+8FrlnVB35RNMkB9xQ76n0eIP3HbzXFixNZDh7rENd6D4RHeu4V8SA3dhZb9Y6wcfArCg2As8QBHmnbFPvdJWyLTWSbNDs9/SwawMdFpRUuDaPTHV7kWjmW4H5xIfKbN6YIpNo3C1pi2bXSqUZRuGbA01bnvn1xtL2cToEc8pDx52C8MSKCCRW3dysM6ob3I6zOwR911C6Ympd1rzXBFfBdrSTQlTA3RHo0tnTko/TmYil6vgcdo8NrfIwQOcSX/fzbcpgYaMwGYwZ5YxCMW+N9neu2YvXYmhvDwMXNsijv3Q==",
+        "keyConnectorEnabled": false,
+        "keyConnectorUrl": null,
+        "limitCollectionCreation": true,
+        "limitCollectionDeletion": true,
+        "limitItemDeletion": false,
+        "maxCollections": null,
+        "maxStorageGb": 32767,
+        "name": "Test Organization",
+        "object": "profileOrganization",
+        "organizationUserId": "2a9297d1-2619-47df-aa26-ee7721257570",
+        "permissions": {
+          "accessEventLogs": false,
+          "accessImportExport": false,
+          "accessReports": false,
+          "createNewCollections": false,
+          "deleteAnyCollection": false,
+          "editAnyCollection": false,
+          "manageGroups": false,
+          "managePolicies": false,
+          "manageResetPassword": false,
+          "manageScim": false,
+          "manageSso": false,
+          "manageUsers": false
+        },
+        "productTierType": 3,
+        "providerId": null,
+        "providerName": null,
+        "providerType": null,
+        "resetPasswordEnrolled": false,
+        "seats": null,
+        "selfHost": true,
+        "ssoBound": false,
+        "status": 2,
+        "type": 2,
+        "use2fa": true,
+        "useActivateAutofillPolicy": false,
+        "useAdminSponsoredFamilies": false,
+        "useApi": true,
+        "useCustomPermissions": true,
+        "useDirectory": false,
+        "useEvents": false,
+        "useGroups": false,
+        "useKeyConnector": false,
+        "usePasswordManager": true,
+        "usePolicies": true,
+        "useResetPassword": false,
+        "useRiskInsights": false,
+        "useScim": false,
+        "useSecretsManager": false,
+        "useSso": false,
+        "useTotp": true,
+        "userId": "73f2a96c-7718-4e7c-9aa1-0f4e319ad01f",
+        "userIsClaimedByOrganization": false,
+        "userIsManagedByOrganization": false,
+        "usersGetPremium": true
+      }
+    ],
+    "premium": true,
+    "premiumFromOrganization": false,
+    "privateKey": "2.Ps14TCZ66rbYU+xXCrfkHQ==|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|fa6RVD5+omu4W2K/f5GlyCq8vhWe3zfUbcRBpvCLPaQ=",
+    "providerOrganizations": [],
+    "providers": [],
+    "securityStamp": "b0cf4238-a77a-424c-8ff2-176f314e1378",
+    "twoFactorEnabled": false,
+    "usesKeyConnector": false
+  },
+  "sends": []
+}