diff --git a/Makefile b/Makefile
index c019a8b94..6ded6a016 100644
--- a/Makefile
+++ b/Makefile
@@ -732,7 +732,9 @@ OBJS += passes/cmds/setattr.o
 OBJS += passes/cmds/splitcells.o
 OBJS += passes/cmds/splitfanout.o
 OBJS += passes/cmds/splitnets.o
+OBJS += passes/cmds/tee.o
 
+include $(YOSYS_SRC)/passes/hierarchy/Makefile.inc
 include $(YOSYS_SRC)/passes/memory/Makefile.inc
 include $(YOSYS_SRC)/passes/pmgen/Makefile.inc
 
diff --git a/yosys-slang b/yosys-slang
index 289ddff2f..40566f344 160000
--- a/yosys-slang
+++ b/yosys-slang
@@ -1 +1 @@
-Subproject commit 289ddff2f71c9cc9aedd9858c083d7cae231a8cd
+Subproject commit 40566f34464f3e8508cb08346c67eb624ff4e0ed