diff --git a/ComputerAlgebra b/ComputerAlgebra
index f65e3118..b40ef0d0 160000
--- a/ComputerAlgebra
+++ b/ComputerAlgebra
@@ -1 +1 @@
-Subproject commit f65e31181a0cdb1d8164315c0210c16293d38973
+Subproject commit b40ef0d0afea925d8677efc24d6a1b5a97eda564