diff --git a/CHANGELOG.md b/CHANGELOG.md
index 26b0e63afb074c9fa2e21930083d629e4ea9d823..363842f8f0ef7a352906cab969171e0789c26004 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -27,6 +27,7 @@ Skeleton (<https://github.com/cvat-ai/cvat/pull/1>), (<https://github.com/opencv
 - Added helm chart support for serverless functions and analytics (<https://github.com/cvat-ai/cvat/pull/110>)
 - Added confirmation when remove a track (<https://github.com/opencv/cvat/pull/4846>)
 - [COCO Keypoints](https://cocodataset.org/#keypoints-2020) format support (<https://github.com/opencv/cvat/pull/4821>)
+- Support for Oracle OCI Buckets (<https://github.com/opencv/cvat/pull/4876>)
 
 ### Changed
 - Bumped nuclio version to 1.8.14
diff --git a/cvat-ui/src/components/create-cloud-storage-page/cloud-storage-form.tsx b/cvat-ui/src/components/create-cloud-storage-page/cloud-storage-form.tsx
index 32e1ef82b12cd3223d9be1e8a73e58a27219c703..01f161a6c10056bad6c8b35295278efa3a0282b7 100644
--- a/cvat-ui/src/components/create-cloud-storage-page/cloud-storage-form.tsx
+++ b/cvat-ui/src/components/create-cloud-storage-page/cloud-storage-form.tsx
@@ -346,7 +346,7 @@ export default function CreateCloudStorageForm(props: Props): JSX.Element {
                         {...internalCommonProps}
                     >
                         <Input.Password
-                            maxLength={40}
+                            maxLength={44}
                             visibilityToggle={secretKeyVisibility}
                             onChange={() => setSecretKeyVisibility(true)}
                             onFocus={() => onFocusCredentialsItem('secretKey', 'secret_key')}
diff --git a/cvat/apps/engine/models.py b/cvat/apps/engine/models.py
index 3f8829352493e5c1a728fa9dabaf7ea575f30748..bdcde0e5fbfdf75d8b4f205fee8ff37081838b20 100644
--- a/cvat/apps/engine/models.py
+++ b/cvat/apps/engine/models.py
@@ -743,9 +743,9 @@ class CloudStorage(models.Model):
     # restrictions:
     # AWS bucket name, Azure container name - 63, Google bucket name - 63 without dots and 222 with dots
     # https://cloud.google.com/storage/docs/naming-buckets#requirements
-    # AWS access key id - 20
-    # AWS secret access key - 40
-    # AWS temporary session tocken - None
+    # AWS access key id - 20, Oracle OCI access key id - 40
+    # AWS secret access key - 40, Oracle OCI secret key id - 44
+    # AWS temporary session token - None
     # The size of the security token that AWS STS API operations return is not fixed.
     # We strongly recommend that you make no assumptions about the maximum size.
     # The typical token size is less than 4096 bytes, but that can vary.
diff --git a/cvat/apps/engine/serializers.py b/cvat/apps/engine/serializers.py
index 81a06ee8f4fc1875e00ca23e0b7605ea732a8559..5d2bb5076ca04e592671980a2f6b516f6556f59b 100644
--- a/cvat/apps/engine/serializers.py
+++ b/cvat/apps/engine/serializers.py
@@ -1150,8 +1150,8 @@ class CloudStorageReadSerializer(serializers.ModelSerializer):
 class CloudStorageWriteSerializer(serializers.ModelSerializer):
     owner = BasicUserSerializer(required=False)
     session_token = serializers.CharField(max_length=440, allow_blank=True, required=False)
-    key = serializers.CharField(max_length=20, allow_blank=True, required=False)
-    secret_key = serializers.CharField(max_length=40, allow_blank=True, required=False)
+    key = serializers.CharField(max_length=40, allow_blank=True, required=False)
+    secret_key = serializers.CharField(max_length=44, allow_blank=True, required=False)
     key_file = serializers.FileField(required=False)
     account_name = serializers.CharField(max_length=24, allow_blank=True, required=False)
     manifests = ManifestSerializer(many=True, default=[])