Update README.md

README.md

@@ -125,7 +125,7 @@ Builtin auto-updates are not yet handled in macOS due to unsigned build.
 
 There is a known issue which prevents the app from starting on some Linux distributions: #231
 
-If after downloading it, you can't execute the file directly, try running `chmod u+x ./jitsi-meet-x86_64.AppImage.AppImage`
+If after downloading it, you can't execute the file directly, try running `chmod u+x ./jitsi-meet-x86_64.AppImage`
 
 The workaround for now is to launch the app like so: `./jitsi-meet-x86_64.AppImage --no-sandbox`