diff --git a/composer.json b/composer.json
index 833b812..93f7ddb 100644
--- a/composer.json
+++ b/composer.json
@@ -3,7 +3,7 @@
     "description": "A PHP library to query aerodrome METAR information.",
     "type": "library",
     "keywords": ["METAR", "weather", "api", "pilots", "flightsim", "ICAO", "ivao", "noaa", "vatsim"],
-    "license": "GPLv3",
+    "license": "GPL-3.0-or-later",
     "authors": [
         {
             "name": "Bobby Allen",