diff --git a/package.xml b/package.xml
index 44469ae07..693876c7d 100644
--- a/package.xml
+++ b/package.xml
@@ -12,7 +12,7 @@
   <!-- 3rd party libraries -->
   <license file="gtsam/3rdparty/CCOLAMD/Doc/License.txt">BSD-3-Clause</license>
   <license file="gtsam/3rdparty/ceres/jet.h">BSD-3-Clause</license>
-  <license file="gtsam/3rdparty/Eigen/COPYING.README">MPL2</license>
+  <license file="gtsam/3rdparty/Eigen/COPYING.README">MPL-2.0</license>
   <license file="gtsam/3rdparty/GeographicLib/LICENSE.txt">MIT</license>
   <license file="gtsam/3rdparty/metis/LICENSE.txt">Apache-2.0</license>
   <license file="gtsam/3rdparty/Spectra/GenEigsSolver.h">MPL2</license>