diff --git a/.gitmodules b/.gitmodules
index 9d873a1b..dcf9d576 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -13,6 +13,7 @@
 [submodule "atl"]
 	path = atl
 	url = ../ateles-source.git
+	branch = vtk-lagrange
 [submodule "pysys-extensions"]
 	path = pysys-extensions
 	url = ../apes-pysys-extensions.git
diff --git a/atl b/atl
index f833d91a..bff7a0f9 160000
--- a/atl
+++ b/atl
@@ -1 +1 @@
-Subproject commit f833d91a3fcc331444d7fc1eb71f4fd6db84a3da
+Subproject commit bff7a0f96fd4c56b201eb3d28dac8582fe029d8b
diff --git a/polynomials b/polynomials
index 70146e74..392c1767 160000
--- a/polynomials
+++ b/polynomials
@@ -1 +1 @@
-Subproject commit 70146e748937f275f253aff6c15492cccd24da12
+Subproject commit 392c1767d86934b7fd2bbe3c46411aaa0a95d67b
diff --git a/tem b/tem
index 53f273db..9899d137 160000
--- a/tem
+++ b/tem
@@ -1 +1 @@
-Subproject commit 53f273dbb8e9dcbe7feeb3d9831a35f5ae3cd72c
+Subproject commit 9899d1376992c4fafc8a343d2b4ccef81de670d1