diff --git a/CHANGELOG.md b/CHANGELOG.md
index 6a074f77..f27c81f0 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -5,6 +5,8 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
 ## [Unreleased]
+### Added
+- [648](https://github.com/thoth-pub/thoth/issues/648) - Added new `LocationPlatform`, `THOTH`, for Locations where file is hosted directly by Thoth on S3.
 
 ## [[0.12.14]](https://github.com/thoth-pub/thoth/releases/tag/v0.12.14) - 2024-11-04
 ### Changed
diff --git a/thoth-api/migrations/v0.13.0/down.sql b/thoth-api/migrations/v0.13.0/down.sql
new file mode 100644
index 00000000..7207af34
--- /dev/null
+++ b/thoth-api/migrations/v0.13.0/down.sql
@@ -0,0 +1,34 @@
+UPDATE location SET location_platform = 'Other' WHERE location_platform = 'Thoth';
+
+-- Drop the default and unique constraint, otherwise it won't be able to cast to text
+ALTER TABLE location ALTER COLUMN location_platform DROP DEFAULT;
+DROP INDEX location_uniq_platform_idx;
+
+ALTER TABLE location ALTER COLUMN location_platform TYPE text;
+DROP TYPE location_platform;
+CREATE TYPE location_platform AS ENUM (
+    'Project MUSE',
+    'OAPEN',
+    'DOAB',
+    'JSTOR',
+    'EBSCO Host',
+    'OCLC KB',
+    'ProQuest KB',
+    'ProQuest ExLibris',
+    'EBSCO KB',
+    'JISC KB',
+    'Google Books',
+    'Internet Archive',
+    'ScienceOpen',
+    'SciELO Books',
+    'Publisher Website',
+    'Zenodo',
+    'Other'
+    );
+ALTER TABLE location ALTER location_platform TYPE location_platform USING location_platform::location_platform;
+ALTER TABLE location
+    ALTER COLUMN location_platform SET DEFAULT 'Other'::location_platform;
+
+CREATE UNIQUE INDEX location_uniq_platform_idx
+    ON location (publication_id, location_platform)
+    WHERE NOT location_platform = 'Other'::location_platform;
diff --git a/thoth-api/migrations/v0.13.0/up.sql b/thoth-api/migrations/v0.13.0/up.sql
new file mode 100644
index 00000000..505e038b
--- /dev/null
+++ b/thoth-api/migrations/v0.13.0/up.sql
@@ -0,0 +1 @@
+ALTER TYPE location_platform ADD VALUE IF NOT EXISTS 'Thoth';
diff --git a/thoth-api/src/model/location/mod.rs b/thoth-api/src/model/location/mod.rs
index fba42a0a..8e7c8784 100644
--- a/thoth-api/src/model/location/mod.rs
+++ b/thoth-api/src/model/location/mod.rs
@@ -135,6 +135,13 @@ pub enum LocationPlatform {
     )]
     #[strum(serialize = "Publisher Website")]
     PublisherWebsite,
+    #[cfg_attr(
+        feature = "backend",
+        db_rename = "Thoth",
+        graphql(description = "Publisher CDN hosted by Thoth")
+    )]
+    #[strum(serialize = "Thoth")]
+    Thoth,
     #[cfg_attr(
         feature = "backend",
         db_rename = "Other",
@@ -311,6 +318,7 @@ fn test_locationplatform_display() {
         format!("{}", LocationPlatform::PublisherWebsite),
         "Publisher Website"
     );
+    assert_eq!(format!("{}", LocationPlatform::Thoth), "Thoth");
     assert_eq!(format!("{}", LocationPlatform::Other), "Other");
 }
 
@@ -381,6 +389,10 @@ fn test_locationplatform_fromstr() {
         LocationPlatform::from_str("Publisher Website").unwrap(),
         LocationPlatform::PublisherWebsite
     );
+    assert_eq!(
+        LocationPlatform::from_str("Thoth").unwrap(),
+        LocationPlatform::Thoth
+    );
     assert_eq!(
         LocationPlatform::from_str("Other").unwrap(),
         LocationPlatform::Other