Fix: SPDX symbol for GPL3+v0.1.0

1 files changed, 1 insertions, 1 deletions

diff --git a/Cargo.toml b/Cargo.toml
index 0fb112e..7ada85b 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -3,7 +3,7 @@ name = "roadmap"
 version = "0.1.0"
 authors = ["Lars Wirzenius <liw@liw.fi>"]
 edition = "2018"
-license = "GPL3+"
+license = "GPL-3.0-or-later"
 description = "model a project roadmap as a directed acyclic graph"
 
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html