diff --git a/README.md b/README.md
index 8eaa800..6457fd8 100644
--- a/README.md
+++ b/README.md
@@ -8,6 +8,12 @@ This has been built with the official Wails Svelte-TS template.
 
 To run as is, please feel free to download a binary from the releases page.
 
+> **To run:** install the WebKitGTK 6 runtime first — it is not preinstalled
+> on most distros, and the app will not start without it
+> (`error while loading shared libraries: libwebkitgtk-6.0.so.4`).
+> Arch: `sudo pacman -S webkitgtk-6.0` ·
+> Debian/Ubuntu: `sudo apt install libwebkitgtk-6.0-4`.
+
 If you are getting too many errors due to api usage, please build from source.
 
 ## Build from Source