diff --git a/composer.json b/composer.json
index 97d3e003..fafa9a28 100644
--- a/composer.json
+++ b/composer.json
@@ -8,7 +8,7 @@
     ],
     "homepage": "http://phpoffice.github.io",
     "type": "library",
-    "license": "LGPL-3.0+",
+    "license": "LGPL-2.1+",
     "authors": [
         {
             "name": "Mark Baker"