diff --git a/CHANGELOG.md b/CHANGELOG.md
index 0f3069ec..b2b61bc8 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -7,6 +7,8 @@
   - **Feature:** Add `SystemRoutes` to `UpdateRoutingTableOfAreaPayload`
 - `kms`: [v0.5.0](services/kms/CHANGELOG.md#v050)
   - **Feature:** Add regex field validator for `display_name` attribute in model classes `CreateKeyPayload`, `CreateKeyRingPayload`, `CreateWrappingKeyPayload`
+- `mongodbflex`: [v1.2.2](services/mongodbflex/CHANGELOG.md#v122)
+  - **Docs:** Extend description of `Roles` field in `CreateUserPayload`, `PartialUpdateUserPayload`, `UpdateUserPayload` and `User` model
 
 ## Release (2025-12-08)
 - `scf`: [v0.3.0](services/scf/CHANGELOG.md#v030)
diff --git a/services/mongodbflex/CHANGELOG.md b/services/mongodbflex/CHANGELOG.md
index 5c48237a..57a8493f 100644
--- a/services/mongodbflex/CHANGELOG.md
+++ b/services/mongodbflex/CHANGELOG.md
@@ -1,3 +1,6 @@
+## v1.2.2
+- **Docs:** Extend description of `roles` field in `CreateUserPayload`, `PartialUpdateUserPayload`, `UpdateUserPayload` and `User` model
+
 ## v1.2.1
 - **Improvement:** Improve documentation for user roles field with descriptions of available values and behavior
 
diff --git a/services/mongodbflex/pyproject.toml b/services/mongodbflex/pyproject.toml
index 58d3af16..85f064dd 100644
--- a/services/mongodbflex/pyproject.toml
+++ b/services/mongodbflex/pyproject.toml
@@ -3,7 +3,7 @@ name = "stackit-mongodbflex"
 
 [tool.poetry]
 name = "stackit-mongodbflex"
-version = "v1.2.1"
+version = "v1.2.2"
 authors = [
     "STACKIT Developer Tools <developer-tools@stackit.cloud>",
 ]
diff --git a/services/mongodbflex/src/stackit/mongodbflex/models/create_user_payload.py b/services/mongodbflex/src/stackit/mongodbflex/models/create_user_payload.py
index a6fe4969..f03b4e90 100644
--- a/services/mongodbflex/src/stackit/mongodbflex/models/create_user_payload.py
+++ b/services/mongodbflex/src/stackit/mongodbflex/models/create_user_payload.py
@@ -29,7 +29,7 @@ class CreateUserPayload(BaseModel):
 
     database: StrictStr
     roles: List[StrictStr] = Field(
-        description="The roles defined for a user. The *roles* attribute can contain the following values: 'read', 'readWrite', 'readAnyDatabase', 'readWriteAnyDatabase', 'stackitAdmin'. **The 'readAnyDatabase', 'readWriteAnyDatabase' and 'stackitAdmin' roles will always be created in the admin database.**"
+        description="The roles defined for a user. Currently only one role in the list is supported, therefore only the first role from this list is used. The *roles* attribute can contain the following values: 'read', 'readWrite', 'readAnyDatabase', 'readWriteAnyDatabase', 'stackitAdmin'. **The 'readAnyDatabase', 'readWriteAnyDatabase' and 'stackitAdmin' roles will always be created in the admin database.**"
     )
     username: Optional[StrictStr] = None
     __properties: ClassVar[List[str]] = ["database", "roles", "username"]
diff --git a/services/mongodbflex/src/stackit/mongodbflex/models/partial_update_user_payload.py b/services/mongodbflex/src/stackit/mongodbflex/models/partial_update_user_payload.py
index d32cef59..311b60af 100644
--- a/services/mongodbflex/src/stackit/mongodbflex/models/partial_update_user_payload.py
+++ b/services/mongodbflex/src/stackit/mongodbflex/models/partial_update_user_payload.py
@@ -30,7 +30,7 @@ class PartialUpdateUserPayload(BaseModel):
     database: Optional[StrictStr] = None
     roles: Optional[List[StrictStr]] = Field(
         default=None,
-        description="The roles defined for a user. The *roles* attribute can contain the following values: 'read', 'readWrite', 'readAnyDatabase', 'readWriteAnyDatabase', 'stackitAdmin'. **The 'readAnyDatabase', 'readWriteAnyDatabase' and 'stackitAdmin' roles will always be created in the admin database.**",
+        description="The roles defined for a user. Currently only one role in the list is supported, therefore only the first role from this list is used. The *roles* attribute can contain the following values: 'read', 'readWrite', 'readAnyDatabase', 'readWriteAnyDatabase', 'stackitAdmin'. **The 'readAnyDatabase', 'readWriteAnyDatabase' and 'stackitAdmin' roles will always be created in the admin database.**",
     )
     __properties: ClassVar[List[str]] = ["database", "roles"]
 
diff --git a/services/mongodbflex/src/stackit/mongodbflex/models/update_user_payload.py b/services/mongodbflex/src/stackit/mongodbflex/models/update_user_payload.py
index 097ba143..be323952 100644
--- a/services/mongodbflex/src/stackit/mongodbflex/models/update_user_payload.py
+++ b/services/mongodbflex/src/stackit/mongodbflex/models/update_user_payload.py
@@ -29,7 +29,7 @@ class UpdateUserPayload(BaseModel):
 
     database: StrictStr
     roles: List[StrictStr] = Field(
-        description="The roles defined for a user. The *roles* attribute can contain the following values: 'read', 'readWrite', 'readAnyDatabase', 'readWriteAnyDatabase', 'stackitAdmin'. **The 'readAnyDatabase', 'readWriteAnyDatabase' and 'stackitAdmin' roles will always be created in the admin database.**"
+        description="The roles defined for a user. Currently only one role in the list is supported, therefore only the first role from this list is used. The *roles* attribute can contain the following values: 'read', 'readWrite', 'readAnyDatabase', 'readWriteAnyDatabase', 'stackitAdmin'. **The 'readAnyDatabase', 'readWriteAnyDatabase' and 'stackitAdmin' roles will always be created in the admin database.**"
     )
     __properties: ClassVar[List[str]] = ["database", "roles"]
 
diff --git a/services/mongodbflex/src/stackit/mongodbflex/models/user.py b/services/mongodbflex/src/stackit/mongodbflex/models/user.py
index 2a7747dc..23f45e68 100644
--- a/services/mongodbflex/src/stackit/mongodbflex/models/user.py
+++ b/services/mongodbflex/src/stackit/mongodbflex/models/user.py
@@ -34,7 +34,7 @@ class User(BaseModel):
     port: Optional[StrictInt] = None
     roles: Optional[List[StrictStr]] = Field(
         default=None,
-        description="The roles defined for a user. The *roles* attribute can contain the following values: 'read', 'readWrite', 'readAnyDatabase', 'readWriteAnyDatabase', 'stackitAdmin'. **The 'readAnyDatabase', 'readWriteAnyDatabase' and 'stackitAdmin' roles will always be created in the admin database.**",
+        description="The roles defined for a user. Currently only one role in the list is supported, therefore only the first role from this list is used. The *roles* attribute can contain the following values: 'read', 'readWrite', 'readAnyDatabase', 'readWriteAnyDatabase', 'stackitAdmin'. **The 'readAnyDatabase', 'readWriteAnyDatabase' and 'stackitAdmin' roles will always be created in the admin database.**",
     )
     uri: Optional[StrictStr] = None
     username: Optional[StrictStr] = None