diff --git a/data/sample-entries-boxes.csv b/data/sample-entries-boxes.csv
index a2eb0f5..34a3d73 100644
--- a/data/sample-entries-boxes.csv
+++ b/data/sample-entries-boxes.csv
@@ -81,3 +81,4 @@ pcmC,Uncompressed audio PCM configuration,Audio,ISO-UNCA
 lvcC,LCEVC configuration,Video,NALu Video
 acxd,Decoder-specific info for Auro-Cx audio,Audio,Auro
 dca3,Decoder configuration for AVS3-P3 Codec,Audio,T-AI-109.7
+apvC,APV Codec Configuration Box,Video,OpenAPV
diff --git a/data/specifications.json b/data/specifications.json
index aa2dbec..6f1d144 100644
--- a/data/specifications.json
+++ b/data/specifications.json
@@ -625,8 +625,8 @@
   },
   {
     "specification": "OpenAPV",
-    "url": "https://github.com/openapv",
-    "description": "Open Advanced Professional Video Codec",
+    "url": "https://github.com/openapv/openapv/blob/main/readme/apv_isobmff.md",
+    "description": "The ISOBMFF binding specification defines the means for storing data encoded with the Advanced Professional Video (APV) codec in ISO Base Media File Format files.",
     "MPEG": false
   },
   {