diff --git a/.gitmodules b/.gitmodules
index a5e87aa..b88a7f6 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -10,3 +10,6 @@
 [submodule "deps/nanox-secure-sdk"]
 	path = deps/nanox-secure-sdk
 	url = https://github.com/LedgerHQ/nanox-secure-sdk.git
+[submodule "deps/nanosplus-secure-sdk"]
+	path = deps/nanosplus-secure-sdk
+	url = https://github.com/LedgerHQ/nanosplus-secure-sdk
diff --git a/deps/nanosplus-secure-sdk b/deps/nanosplus-secure-sdk
new file mode 160000
index 0000000..dd4684c
--- /dev/null
+++ b/deps/nanosplus-secure-sdk
@@ -0,0 +1 @@
+Subproject commit dd4684c36592ddbdfc1df78e045d93376beaba96