diff --git a/.gitmodules b/.gitmodules
index ac55a5403..906a244ec 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -85,3 +85,6 @@
 [submodule "submodules/externals/libmatroska-c"]
 	path = submodules/externals/libmatroska-c
 	url = git://git.linphone.org/libmatroska-c.git
+[submodule "submodules/bctoolbox"]
+	path = submodules/bctoolbox
+	url = git://git.linphone.org/bctoolbox
diff --git a/submodules/bctoolbox b/submodules/bctoolbox
new file mode 160000
index 000000000..e18a43894
--- /dev/null
+++ b/submodules/bctoolbox
@@ -0,0 +1 @@
+Subproject commit e18a4389415f384f4781756a752503788be2c4df
diff --git a/submodules/cmake-builder b/submodules/cmake-builder
index 683191035..6407ef2ef 160000
--- a/submodules/cmake-builder
+++ b/submodules/cmake-builder
@@ -1 +1 @@
-Subproject commit 68319103531f4b996e25f8f3131d7af8390a963d
+Subproject commit 6407ef2efb9c00891897290cacbc0c91d755b12c