diff --git a/std/media_types/db_c50e0d1.json b/std/media_types/db.json
similarity index 99%
rename from std/media_types/db_c50e0d1.json
rename to std/media_types/db.json
index 8444e8b39a..513d1bd5a3 100644
--- a/std/media_types/db_c50e0d1.json
+++ b/std/media_types/db.json
@@ -1537,6 +1537,9 @@
   "application/tve-trigger": {
     "source": "iana"
   },
+  "application/typescript": {
+    "extensions": ["ts"]
+  },
   "application/tzif": {
     "source": "iana"
   },
@@ -7718,10 +7721,6 @@
   "video/mp2p": {
     "source": "iana"
   },
-  "video/mp2t": {
-    "source": "iana",
-    "extensions": ["ts"]
-  },
   "video/mp4": {
     "source": "iana",
     "compressible": false,
diff --git a/std/media_types/deps.ts b/std/media_types/deps.ts
index 2a56d20795..b09c258176 100644
--- a/std/media_types/deps.ts
+++ b/std/media_types/deps.ts
@@ -11,5 +11,5 @@ interface DB {
   };
 }
 
-import _db from "./db_c50e0d1.json";
+import _db from "./db.json";
 export const db: DB = _db;
diff --git a/std/media_types/test.ts b/std/media_types/test.ts
index c3caf71df1..0bf39e298e 100644
--- a/std/media_types/test.ts
+++ b/std/media_types/test.ts
@@ -27,6 +27,7 @@ test(function testContentType(): void {
     "text/html; charset=iso-8859-1"
   );
   assertEquals(contentType(".htaccess"), undefined);
+  assertEquals(contentType("file.ts"), "application/typescript");
 });
 
 test(function testExtension(): void {