diff --git a/.gitmodules b/.gitmodules
index 366481017..d7a3256b5 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -101,3 +101,6 @@
 [submodule "submodules/externals/vo-amrwbenc"]
 	path = submodules/externals/vo-amrwbenc
 	url = git://git.linphone.org/vo-amrwbenc.git
+[submodule "submodules/externals/codec2"]
+	path = submodules/externals/codec2
+	url = git://git.linphone.org/codec2
diff --git a/submodules/externals/codec2 b/submodules/externals/codec2
new file mode 160000
index 000000000..4e154e6bb
--- /dev/null
+++ b/submodules/externals/codec2
@@ -0,0 +1 @@
+Subproject commit 4e154e6bbbe92cc76e333a0b4acb365b5c042ec6