diff --git a/recipes-ros/navigation/amcl_1.11.6.bb b/recipes-ros/navigation/amcl_1.11.6.bb
index 7676f5b..44b347a 100644
--- a/recipes-ros/navigation/amcl_1.11.6.bb
+++ b/recipes-ros/navigation/amcl_1.11.6.bb
@@ -1,6 +1,6 @@
 DESCRIPTION = "amcl is a probabilistic localization system for a robot moving in 2D."
 SECTION = "devel"
-LICENSE = "LGPL"
+LICENSE = "LGPL-2.1+"
 LIC_FILES_CHKSUM = "file://package.xml;beginline=20;endline=20;md5=58d727014cda5ed405b7fb52666a1f97"
 
 DEPENDS = "dynamic-reconfigure message-filters nav-msgs roscpp std-srvs tf"