diff --git a/.gitmodules b/.gitmodules
index d4527eeb8..752680c11 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -43,9 +43,6 @@
 [submodule "submodules/belle-sip"]
 	path = submodules/belle-sip
 	url = git://git.linphone.org/belle-sip.git
-[submodule "submodules/externals/antlr3"]
-	path = submodules/externals/antlr3
-	url = git://git.linphone.org/antlr3.git
 [submodule "submodules/externals/opus"]
 	path = submodules/externals/opus
 	url = git://git.linphone.org/opus.git
diff --git a/submodules/belle-sip b/submodules/belle-sip
index d8c5e9e08..68f164801 160000
--- a/submodules/belle-sip
+++ b/submodules/belle-sip
@@ -1 +1 @@
-Subproject commit d8c5e9e08b3bd6640898e46850333f1ad900c8d2
+Subproject commit 68f1648017dde65edc8cd8054016fa3486a2955b
diff --git a/submodules/cmake-builder b/submodules/cmake-builder
index ed5a622a9..8560844ab 160000
--- a/submodules/cmake-builder
+++ b/submodules/cmake-builder
@@ -1 +1 @@
-Subproject commit ed5a622a91da4014b18470e2ef4fcfc5d482dc36
+Subproject commit 8560844abe7e5ad04721b23ca01e269cfa57f2bf
diff --git a/submodules/externals/antlr3 b/submodules/externals/antlr3
deleted file mode 160000
index 311b6764e..000000000
--- a/submodules/externals/antlr3
+++ /dev/null
@@ -1 +0,0 @@
-Subproject commit 311b6764e3f440db43617296ff856f7ec07bfdef