1 files changed, 3 insertions, 2 deletions

diff --git a/Makefile b/Makefile
index 601e946..51d0a70 100644
--- a/Makefile
+++ b/Makefile
@@ -1,5 +1,6 @@
 SOURCES := $(shell find -name \*.sv -o -name \*.cpp)
-COLLATERAL := $(shell find -name \*.hex -o -name \*.svh)
+HEADERS := $(shell find -name \*.svh)
+MEMORIES := $(shell find -name \*.hex)
 
 OPTS ?=
 
@@ -7,7 +8,7 @@ sim: build/Vtop
         $<
 .PHONY: sim
 
-build/Vtop: $(SOURCES) $(COLLATERAL)
+build/Vtop: $(SOURCES) $(HEADERS)
         @rm -rf verilator
         @mkdir -p build verilator
         verilator +1800-2017ext+sv -Wall -Wno-BLKSEQ -Wno-UNUSED -O3 -Ihdl $(OPTS) --Mdir verilator --trace --cc --build -j --exe --top-module top $(SOURCES)