diff --git a/README.md b/README.md
index 83a4c3f..aeffc19 100644
--- a/README.md
+++ b/README.md
@@ -41,4 +41,13 @@ SkullBall was developed by [Teascade](https://teascade.net), with
 and Forgotten Desert). 
 
 Many assets have also been used externally, credits for which can be found in
-[credits.toml](./credits.toml) (or in-game via the Credits-menu).
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+[credits.toml](./credits.toml) (or in-game via the Credits-menu).
+
+### Licensing
+
+The code for SkullBall (that is to say all code in this repository, except for
+that inside [`./godot/addons`](./godot/addons/)) is licensed under the [GNU
+General Public License](https://www.gnu.org/licenses/gpl-3.0.en.html).
+
+All the assets created for this project (that is to say those not credited in
+[credits.toml](./credits.toml)) are licensed under CC-BY-SA.
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