diff --git a/.gitignore b/.gitignore
index a0554cd..bf1a349 100644
--- a/.gitignore
+++ b/.gitignore
@@ -24,3 +24,6 @@ host/inlretro
 
 # OS X Metadata
 .DS_Store
+
+# VSCode Metadata
+.vscode
\ No newline at end of file
diff --git a/host/Makefile b/host/Makefile
index 6ef0497..01ad3b2 100644
--- a/host/Makefile
+++ b/host/Makefile
@@ -1,6 +1,6 @@
 #compiler flags: -Wall Warnings all,  -g gdb debug markings, 
 CFLAGS=-Wall -O
-LDFLAGS= -llua -lusb-1.0 -Lsource/lua
+LDFLAGS= -llua -lusb-1.0 -Lsource/lua -lm
 INCLUDE= -I ./include -I ../shared
 LDFLAGS_WINDOWS= -L ./winlib $(LDFLAGS)
 LDFLAGS_UNIX= -lm $(LDFLAGS)
@@ -35,6 +35,9 @@ all: liblua $(DEPS) $(OBJECTS)
 unix: liblua $(DEPS) $(OBJECTS)
 	$(CC) $(INCLUDE) $(OBJECTS) -o $(TARGET) $(CFLAGS) $(LDFLAGS_UNIX)
 
+linux: 
+	gcc source/inlprog.c source/usb_operations.c -o inlretro -lusb-1.0 -lm -L lua include
+
 # "make debug" will build program with debug print messages
 # -DDEBUG show debug logs
 # -g build with gdb debug tags
diff --git a/host/scripts/inlretro2.lua b/host/scripts/inlretro2.lua
index c16acc5..23ececd 100644
--- a/host/scripts/inlretro2.lua
+++ b/host/scripts/inlretro2.lua
@@ -108,7 +108,7 @@ function main()
         dump_filename = dump_filename,
         erase = do_erase,
         program = do_program,
-        program_filename = flash_filename,
+        flash_filename = flash_filename,
         verify = do_verify,
         verify_filename = verify_filename,
         dumpram = do_dumpram,