1 files changed, 3 insertions, 3 deletions

diff --git a/Makefile b/Makefile
index f532ce2..41fa7d9 100644
--- a/Makefile
+++ b/Makefile
@@ -1,5 +1,5 @@
-SOURCES := $(wildcard **.sv **.cpp)
-COLLATERAL := $(wildcard **.hex **.svh)
+SOURCES := $(shell find -name \*.sv -o -name \*.cpp)
+COLLATERAL := $(shell find -name \*.hex -o -name \*.svh)
 
 OPTS ?=
 
@@ -9,7 +9,7 @@ sim: build/Vtop
 
 build/Vtop: $(SOURCES) $(COLLATERAL)
         @mkdir -p build
-        verilator +1800-2017ext+sv -Wall -Wno-BLKSEQ -O3 $(OPTS) --Mdir build --trace --cc --build --exe --top-module top $(SOURCES)
+        verilator +1800-2017ext+sv -Wall -Wno-BLKSEQ -O3 -Ihdl $(OPTS) --Mdir build --trace --cc --build --exe --top-module top $(SOURCES)
 
 clean:
         rm -rf build