diff --git a/Makefile b/Makefile
index 9db758ef8..abcce62a5 100644
--- a/Makefile
+++ b/Makefile
@@ -607,7 +607,7 @@ $(eval $(call add_include_file,backends/rtlil/rtlil_backend.h))
 
 # See -DTRACY_ENABLE
 OBJS += tracy/public/TracyClient.o
-OBJS += kernel/driver.o kernel/register.o kernel/rtlil.o kernel/log.o kernel/calc.o kernel/yosys.o kernel/compat.o
+OBJS += kernel/driver.o kernel/register.o kernel/rtlil.o kernel/adds.shim.o kernel/log.o kernel/calc.o kernel/yosys.o kernel/compat.o
 OBJS += kernel/binding.o
 OBJS += kernel/cellaigs.o kernel/celledges.o kernel/satgen.o kernel/scopeinfo.o kernel/qcsat.o kernel/mem.o kernel/ffmerge.o kernel/ff.o kernel/yw.o kernel/json.o kernel/fmt.o
 ifeq ($(ENABLE_ZLIB),1)