diff --git a/flist/project/top.flist b/flist/project/top.flist
index 0b24f7c23e3f9d4ba36a066719a7317c788e4481..e2fde9a47da2a25438d06fe187f37e0f9f5ee3f2 100644
--- a/flist/project/top.flist
+++ b/flist/project/top.flist
@@ -33,7 +33,3 @@
 // - CMSDK IP
 -f $(SOCLABS_PROJECT_DIR)/flist/ahb/ahb_ip.flist
 -f $(SOCLABS_PROJECT_DIR)/flist/apb/apb_ip.flist
-
-// the chosen DMA controller
-//-f $(SOCLABS_SLDMA350_TECH_DIR)/flist/sldma350_ahb.flist
--f $(SOCLABS_SLDMA230_TECH_DIR)/flist/sldma230_ip.flist
\ No newline at end of file
diff --git a/nanosoc_tech b/nanosoc_tech
index a055cc846832539d9f731ceed9d5c38782d76800..55eaa51a5b382c95c009e1b4eab4658579c8b8a4 160000
--- a/nanosoc_tech
+++ b/nanosoc_tech
@@ -1 +1 @@
-Subproject commit a055cc846832539d9f731ceed9d5c38782d76800
+Subproject commit 55eaa51a5b382c95c009e1b4eab4658579c8b8a4
diff --git a/soctools_flow b/soctools_flow
index 1fec0158c729f99888c692dc85696069be8e4006..3e339941d8b4536f4bd096fc4191a4e36e38978a 160000
--- a/soctools_flow
+++ b/soctools_flow
@@ -1 +1 @@
-Subproject commit 1fec0158c729f99888c692dc85696069be8e4006
+Subproject commit 3e339941d8b4536f4bd096fc4191a4e36e38978a