diff --git a/.gitmodules b/.gitmodules
index df504522..8ad8b7df 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -9,4 +9,4 @@
 [submodule "lib/xpp"]
 	path = lib/xpp
 	url = https://github.com/jaagr/xpp
-	branch = 1.2.0
+	branch = 1.2.1
diff --git a/lib/xpp b/lib/xpp
index 1f1da8de..efa99004 160000
--- a/lib/xpp
+++ b/lib/xpp
@@ -1 +1 @@
-Subproject commit 1f1da8de30acd575e906dc731cc3337ab4e5d3f8
+Subproject commit efa9900404b872e35179eda85344c3c8530bcce2