diff --git a/README.fr.md b/README.fr.md
index 8ffa6be..d11ee32 100644
--- a/README.fr.md
+++ b/README.fr.md
@@ -28,6 +28,7 @@ Cette application n'est pas affiliée à Oqee. Cette application vous permet de
 - Go ([Guide d'installation](https://go.dev/doc/install))
 - ffmpeg
 - [mp4ff-decrypt](https://github.com/Eyevinn/mp4ff)
+- **Connectivité IPv6** (le CDN est exclusivement IPv6)
 ```bash
 go install github.com/Eyevinn/mp4ff/cmd/mp4ff-decrypt@latest
 ```
diff --git a/README.md b/README.md
index 0edce1c..2bf8b3e 100644
--- a/README.md
+++ b/README.md
@@ -28,6 +28,7 @@ This application is not endorsed by or affiliated with Oqee. This application en
 - Go ([Installation Guide](https://go.dev/doc/install))
 - ffmpeg
 - [mp4ff-decrypt](https://github.com/Eyevinn/mp4ff)
+- **IPv6 connectivity** (the CDN is IPv6-only)
 ```bash
 go install github.com/Eyevinn/mp4ff/cmd/mp4ff-decrypt@latest
 ```