diff --git a/cmake/mxml_CMakeLists.txt.in b/cmake/mxml_CMakeLists.txt.in
index 9dcb5df665..1ac90ebdd4 100644
--- a/cmake/mxml_CMakeLists.txt.in
+++ b/cmake/mxml_CMakeLists.txt.in
@@ -1,7 +1,7 @@
 # cos
 ExternalProject_Add(mxml
         GIT_REPOSITORY https://github.com/michaelrsweet/mxml.git
-	GIT_TAG release-2.10
+	GIT_TAG release-2.12
         SOURCE_DIR "${TD_CONTRIB_DIR}/mxml"
         #BINARY_DIR ""
         BUILD_IN_SOURCE TRUE