diff --git a/.gitmodules b/.gitmodules
index e69de29bb2d1d6434b8b29ae775ad8c2e48c5391..92437bffd3f4546d1fafa132141345346a617848 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -0,0 +1,3 @@
+[submodule "LibOneM2M/oneM2M_Types"]
+	path = LibOneM2M/oneM2M_Types
+	url = https://git.onem2m.org/TST/ATS-oneM2M-Types-Release-4.git
diff --git a/LibOneM2M/oneM2M_Types b/LibOneM2M/oneM2M_Types
new file mode 160000
index 0000000000000000000000000000000000000000..842acacf02f28192048d19f287cf2f7eb1293327
--- /dev/null
+++ b/LibOneM2M/oneM2M_Types
@@ -0,0 +1 @@
+Subproject commit 842acacf02f28192048d19f287cf2f7eb1293327