diff --git a/Cargo.toml b/Cargo.toml
index 6f50360..dd1dbdb 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -8,6 +8,6 @@ members = ["crates/eidos-core", "crates/eidos-fuse", "crates/eidos-games", "crat
 # and the log header - so a release that left it at 0.0.0 would be telling Nexus
 # something untrue about who is calling.
 version = "1.1.0" # x-release-please-version
-license = "GPL-3.0-only"
+license = "GPL-3.0-or-later"
 repository = "https://github.com/Project-Colony/Eidos"
 edition = "2021"
diff --git a/README.md b/README.md
index a1c8209..90d8c0b 100644
--- a/README.md
+++ b/README.md
@@ -146,4 +146,4 @@ Adding a family is one descriptor row:
 
 ## License
 
-GPL-3.0. Mod management belongs to everyone.
+GPL-3.0-or-later. Mod management belongs to everyone.
diff --git a/assets/brand/README.md b/assets/brand/README.md
index ad143e1..4511446 100644
--- a/assets/brand/README.md
+++ b/assets/brand/README.md
@@ -82,4 +82,4 @@ for s in 48 32 16;         do rsvg-convert -w $s eidos-icon-small.svg -o png/eid
 rsvg-convert -w 1024 eidos-logo.svg -o png/eidos-logo-1024.png
 ```
 
-Original work, GPL-3.0 with the rest of Eidos.
+Original work, GPL-3.0-or-later with the rest of Eidos.
diff --git a/crates/eidos-gamefeatures/assets/PROVENANCE.md b/crates/eidos-gamefeatures/assets/PROVENANCE.md
index bc5c898..2e0af73 100644
--- a/crates/eidos-gamefeatures/assets/PROVENANCE.md
+++ b/crates/eidos-gamefeatures/assets/PROVENANCE.md
@@ -38,7 +38,7 @@ are the DirectX End-User Runtime helper DLLs), not the Wine builtins.
 
 Governed by the Microsoft Windows SDK / DirectX redistributable license. Confirm the
 redistribution terms for these specific builds and their interaction with Eidos's
-GPL-3.0 license before any public release that embeds these binaries.
+GPL-3.0-or-later license before any public release that embeds these binaries.
 
 ## Not bundled (intentionally)
 
diff --git a/packaging/PKGBUILD b/packaging/PKGBUILD
index 59d89f7..6052625 100644
--- a/packaging/PKGBUILD
+++ b/packaging/PKGBUILD
@@ -54,7 +54,7 @@ pkgrel=1
 pkgdesc="Native Linux mod manager: a FUSE union filesystem that merges mods over a game for Proton, MO2/usvfs-style"
 arch=('x86_64')
 url="https://github.com/Project-Colony/Eidos"
-license=('GPL-3.0-only')
+license=('GPL-3.0-or-later')
 # fuse3 is what actually mounts (fusermount3 for the rootless path); 7zip backs
 # the mod installer's extraction; xdg-utils is the nxm:// handler registration
 # and "open in explorer".