diff --git a/media_types/db_1.37.0.json b/media_types/db_1.38.0.json
similarity index 98%
rename from media_types/db_1.37.0.json
rename to media_types/db_1.38.0.json
index 4ade969a8e..94a0722625 100644
--- a/media_types/db_1.37.0.json
+++ b/media_types/db_1.38.0.json
@@ -412,6 +412,10 @@
     "source": "iana",
     "extensions": ["exi"]
   },
+  "application/expect-ct-report+json": {
+    "source": "iana",
+    "compressible": true
+  },
   "application/fastinfoset": {
     "source": "iana"
   },
@@ -865,10 +869,12 @@
     "extensions": ["mxf"]
   },
   "application/n-quads": {
-    "source": "iana"
+    "source": "iana",
+    "extensions": ["nq"]
   },
   "application/n-triples": {
-    "source": "iana"
+    "source": "iana",
+    "extensions": ["nt"]
   },
   "application/nasdata": {
     "source": "iana"
@@ -930,6 +936,10 @@
     "source": "iana",
     "extensions": ["oda"]
   },
+  "application/odm+xml": {
+    "source": "iana",
+    "compressible": true
+  },
   "application/odx": {
     "source": "iana"
   },
@@ -979,6 +989,9 @@
   "application/pdx": {
     "source": "iana"
   },
+  "application/pem-certificate-chain": {
+    "source": "iana"
+  },
   "application/pgp-encrypted": {
     "source": "iana",
     "compressible": false,
@@ -1446,6 +1459,9 @@
     "compressible": true,
     "extensions": ["tei", "teicorpus"]
   },
+  "application/tetra_isi": {
+    "source": "iana"
+  },
   "application/thraud+xml": {
     "source": "iana",
     "compressible": true,
@@ -1484,6 +1500,12 @@
   "application/tve-trigger": {
     "source": "iana"
   },
+  "application/tzif": {
+    "source": "iana"
+  },
+  "application/tzif-leap": {
+    "source": "iana"
+  },
   "application/ulpfec": {
     "source": "iana"
   },
@@ -1547,12 +1569,32 @@
   "application/vnd.3gpp.mc-signalling-ear": {
     "source": "iana"
   },
+  "application/vnd.3gpp.mcdata-affiliation-command+xml": {
+    "source": "iana",
+    "compressible": true
+  },
+  "application/vnd.3gpp.mcdata-info+xml": {
+    "source": "iana",
+    "compressible": true
+  },
   "application/vnd.3gpp.mcdata-payload": {
     "source": "iana"
   },
+  "application/vnd.3gpp.mcdata-service-config+xml": {
+    "source": "iana",
+    "compressible": true
+  },
   "application/vnd.3gpp.mcdata-signalling": {
     "source": "iana"
   },
+  "application/vnd.3gpp.mcdata-ue-config+xml": {
+    "source": "iana",
+    "compressible": true
+  },
+  "application/vnd.3gpp.mcdata-user-profile+xml": {
+    "source": "iana",
+    "compressible": true
+  },
   "application/vnd.3gpp.mcptt-affiliation-command+xml": {
     "source": "iana",
     "compressible": true
@@ -1573,10 +1615,58 @@
     "source": "iana",
     "compressible": true
   },
+  "application/vnd.3gpp.mcptt-service-config+xml": {
+    "source": "iana",
+    "compressible": true
+  },
   "application/vnd.3gpp.mcptt-signed+xml": {
     "source": "iana",
     "compressible": true
   },
+  "application/vnd.3gpp.mcptt-ue-config+xml": {
+    "source": "iana",
+    "compressible": true
+  },
+  "application/vnd.3gpp.mcptt-ue-init-config+xml": {
+    "source": "iana",
+    "compressible": true
+  },
+  "application/vnd.3gpp.mcptt-user-profile+xml": {
+    "source": "iana",
+    "compressible": true
+  },
+  "application/vnd.3gpp.mcvideo-affiliation-command+xml": {
+    "source": "iana",
+    "compressible": true
+  },
+  "application/vnd.3gpp.mcvideo-affiliation-info+xml": {
+    "source": "iana",
+    "compressible": true
+  },
+  "application/vnd.3gpp.mcvideo-location-info+xml": {
+    "source": "iana",
+    "compressible": true
+  },
+  "application/vnd.3gpp.mcvideo-mbms-usage-info+xml": {
+    "source": "iana",
+    "compressible": true
+  },
+  "application/vnd.3gpp.mcvideo-service-config+xml": {
+    "source": "iana",
+    "compressible": true
+  },
+  "application/vnd.3gpp.mcvideo-transmission-request+xml": {
+    "source": "iana",
+    "compressible": true
+  },
+  "application/vnd.3gpp.mcvideo-ue-config+xml": {
+    "source": "iana",
+    "compressible": true
+  },
+  "application/vnd.3gpp.mcvideo-user-profile+xml": {
+    "source": "iana",
+    "compressible": true
+  },
   "application/vnd.3gpp.mid-call+xml": {
     "source": "iana",
     "compressible": true
@@ -2421,6 +2511,9 @@
     "source": "iana",
     "compressible": false
   },
+  "application/vnd.exstream-package": {
+    "source": "iana"
+  },
   "application/vnd.ezpix-album": {
     "source": "iana",
     "extensions": ["ez2"]
@@ -4214,6 +4307,9 @@
   "application/vnd.patentdive": {
     "source": "iana"
   },
+  "application/vnd.patientecommsdoc": {
+    "source": "iana"
+  },
   "application/vnd.pawaafile": {
     "source": "iana",
     "extensions": ["paw"]
@@ -4824,6 +4920,9 @@
   "application/vnd.verimatrix.vcas": {
     "source": "iana"
   },
+  "application/vnd.veryant.thin": {
+    "source": "iana"
+  },
   "application/vnd.vidsoft.vidconference": {
     "source": "iana"
   },
@@ -6108,6 +6207,9 @@
   "audio/telephone-event": {
     "source": "iana"
   },
+  "audio/tetra_acelp": {
+    "source": "iana"
+  },
   "audio/tone": {
     "source": "iana"
   },
@@ -6197,6 +6299,9 @@
     "source": "iana",
     "extensions": ["dtshd"]
   },
+  "audio/vnd.dts.uhd": {
+    "source": "iana"
+  },
   "audio/vnd.dvb.file": {
     "source": "iana"
   },
@@ -7039,6 +7144,7 @@
     "extensions": ["jsx"]
   },
   "text/less": {
+    "compressible": true,
     "extensions": ["less"]
   },
   "text/markdown": {
@@ -7241,6 +7347,9 @@
   "text/vnd.radisys.msml-basic-layout": {
     "source": "iana"
   },
+  "text/vnd.senx.warpscript": {
+    "source": "iana"
+  },
   "text/vnd.si.uricatalogue": {
     "source": "iana"
   },
diff --git a/media_types/deps.ts b/media_types/deps.ts
index bc08f3a480..8372f9df98 100644
--- a/media_types/deps.ts
+++ b/media_types/deps.ts
@@ -11,5 +11,5 @@ interface DB {
   };
 }
 
-import _db from "./db_1.37.0.json";
+import _db from "./db_1.38.0.json";
 export const db: DB = _db;