diff --git a/.gitmodules b/.gitmodules
index 0b9a170..6e2eee3 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -1,4 +1,4 @@
 [submodule "src/xmregcore"]
 	path = src/xmregcore
 	url = https://github.com/moneroexamples/xmregcore
-    branch = master
+    branch = release_v13
diff --git a/src/xmregcore b/src/xmregcore
index 447ac6f..03f22da 160000
--- a/src/xmregcore
+++ b/src/xmregcore
@@ -1 +1 @@
-Subproject commit 447ac6fe53057a85f5468da030af24aacaa3fa61
+Subproject commit 03f22da660962986f82b52375dff2f1bcf14a5bc