diff --git a/Makefile b/Makefile
index 9a16047..bc6aaf0 100644
--- a/Makefile
+++ b/Makefile
@@ -70,8 +70,15 @@ ifeq ($(OS),Windows_NT)
 	MAKEROM = $(TOPDIR)/tools/makerom.exe
 	BANNERTOOL = $(TOPDIR)/tools/bannertool.exe
 else
-	MAKEROM = $(TOPDIR)/tools/makerom
-	BANNERTOOL = $(TOPDIR)/tools/bannertool
+	UNAME_S := $(shell uname -s)
+	ifeq ($(UNAME_S),Linux)
+		MAKEROM = $(TOPDIR)/tools/makerom-linux
+		BANNERTOOL = $(TOPDIR)/tools/bannertool-linux
+	endif
+	ifeq ($(UNAME_S),Darwin)
+		MAKEROM = $(TOPDIR)/tools/makerom-mac
+		BANNERTOOL = $(TOPDIR)/tools/bannertool-mac
+	endif
 endif
 
 
diff --git a/tools/bannertool b/tools/bannertool-linux
similarity index 100%
rename from tools/bannertool
rename to tools/bannertool-linux
diff --git a/tools/bannertool-mac b/tools/bannertool-mac
new file mode 100755
index 0000000..1879cf7
Binary files /dev/null and b/tools/bannertool-mac differ
diff --git a/tools/makerom b/tools/makerom-linux
similarity index 100%
rename from tools/makerom
rename to tools/makerom-linux
diff --git a/tools/makerom-mac b/tools/makerom-mac
new file mode 100755
index 0000000..8d24613
Binary files /dev/null and b/tools/makerom-mac differ