diff --git a/.gitmodules b/.gitmodules
index d883fa3bbde6877afccd7884279282734cf7aeac..72c7f19aa1fe8caa247147fde9a99a5722058f56 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -19,6 +19,3 @@ url = git@git.soton.ac.uk:soclabs/CHIPKIT.git
 [submodule "fpga-lib"]
 	path = fpga_lib_tech
 	url = git@git.soton.ac.uk:soclabs/fpga-lib.git
-[submodule "vanillaflow"]
-	path = vanillaflow_flow
-	url = git@git.soton.ac.uk:soclabs/vanillaflow.git
diff --git a/accelerator_wrapper_tech b/accelerator_wrapper_tech
index 6d96d30d3d1fcc6ad1f558cf290977158f490de9..31780762cb5396c382b820d047a0be6004103143 160000
--- a/accelerator_wrapper_tech
+++ b/accelerator_wrapper_tech
@@ -1 +1 @@
-Subproject commit 6d96d30d3d1fcc6ad1f558cf290977158f490de9
+Subproject commit 31780762cb5396c382b820d047a0be6004103143