diff --git a/Makefile b/Makefile
index 28b0cee..9a62c9b 100644
--- a/Makefile
+++ b/Makefile
@@ -10,11 +10,11 @@ OBJ =\
 	constant.o \
 	hashmap.o \
 	interpreter.o \
-	lex.o \
+	lexer.o \
 	lib.o \
 	memobj.o \
 	oop.o \
-	parse.o \
+	parser.o \
 	vfs.o \
 	vm.o
 
diff --git a/lex.c b/lexer.c
similarity index 100%
rename from lex.c
rename to lexer.c
diff --git a/parse.c b/parser.c
similarity index 100%
rename from parse.c
rename to parser.c