diff --git a/composer.json b/composer.json
index 20aca17b..8396f073 100644
--- a/composer.json
+++ b/composer.json
@@ -8,7 +8,7 @@
     ],
     "homepage": "http://phpoffice.github.io",
     "type": "library",
-    "license": "LGPL",
+    "license": "LGPL-3.0",
     "authors": [
         {
             "name": "Mark Baker"