diff --git a/README.md b/README.md
index fd45f00..ff39a87 100644
--- a/README.md
+++ b/README.md
@@ -85,12 +85,13 @@ Note that the name of the section corresponds to the ecosystem it relates to, ra
 At the moment, supported backends are the following.
 Pull requests for additional backends are welcome!
 
-| Application | Package Manager | Section   | feature flag | Notes                                                                                                     |
-|-------------|-----------------|-----------|--------------|-----------------------------------------------------------------------------------------------------------|
-| Arch Linux  | `pacman`        | `[arch]`  | `arch`       | includes pacman-wrapping AUR helpers (configurable)                                                       |
-| Debian      | `apt`           | `[debian]`| `debian`     | minimum supported apt-version unknown ([upstream issue](https://gitlab.com/volian/rust-apt/-/issues/20))  |
-| Python      | `pip`           | `[python]`| built-in     |                                                                                                           |
-| Rust        | `cargo`         | `[rust]`  | built-in     |                                                                                                           |
+| Application | Package Manager | Section     | feature flag | Notes                                                                                                     |
+|-------------|-----------------|-------------|--------------|-----------------------------------------------------------------------------------------------------------|
+| Arch Linux  | `pacman`        | `[arch]`    | `arch`       | includes pacman-wrapping AUR helpers (configurable)                                                       |
+| Debian      | `apt`           | `[debian]`  | `debian`     | minimum supported apt-version unknown ([upstream issue](https://gitlab.com/volian/rust-apt/-/issues/20))  |
+| Python      | `pip`           | `[python]`  | built-in     |                                                                                                           |
+| Rust        | `cargo`         | `[rust]`    | built-in     |                                                                                                           |
+| Flatpak     | `flatpak`       | `[flatpak]` | built-in     | can manage either system-wide or per-user installation (configurable)                                     |
 
 Backends that have a `feature flag` require setting the respective flag for the build process.
 The appropriate system libraries and their header files must be present on the machine and be detectable by `pkg-config`.