diff --git a/.gitignore b/.gitignore
index ef6fadb..9bea739 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,4 +1,4 @@
 /src/*.o
 
-/lisp
-/lisp-test
+/arcane-scheme-lisp
+/arcane-scheme-lisp-test
diff --git a/Makefile b/Makefile
index dd97043..975ef27 100644
--- a/Makefile
+++ b/Makefile
@@ -15,19 +15,19 @@ OBJS = \
 MAIN_OBJS = $(OBJS) src/main.c.o
 TEST_OBJS = $(OBJS) src/main-test.c.o
 
-repl: lisp
-	./lisp
+repl: arcane-scheme-lisp
+	./arcane-scheme-lisp
 
-test: lisp-test
-	./lisp-test
+test: arcane-scheme-lisp-test
+	./arcane-scheme-lisp-test
 
 clean:
-	rm -f lisp $(MAIN_OBJS) $(TEST_OBJS)
+	rm -f arcane-scheme-lisp arcane-scheme-lisp-test $(MAIN_OBJS) $(TEST_OBJS)
 
-lisp: $(MAIN_OBJS)
+arcane-scheme-lisp: $(MAIN_OBJS)
 	$(CC) -o $@ $^ $(CFLAGS)
 
-lisp-test: $(TEST_OBJS)
+arcane-scheme-lisp-test: $(TEST_OBJS)
 	$(CC) -o $@ $^ $(CFLAGS)
 
 %.c.o: %.c
diff --git a/src/builtins.h b/src/builtins.h
index dd64301..93436c4 100644
--- a/src/builtins.h
+++ b/src/builtins.h
@@ -1,5 +1,5 @@
-#ifndef __LISP_BUILTINS_H__
-#define __LISP_BUILTINS_H__
+#ifndef __ARCANE_SCHEME_LISP_BUILTINS_H__
+#define __ARCANE_SCHEME_LISP_BUILTINS_H__
 
 #include "object.h"
 
diff --git a/src/ctype.h b/src/ctype.h
index 5d30daa..e18efb4 100644
--- a/src/ctype.h
+++ b/src/ctype.h
@@ -1,5 +1,5 @@
-#ifndef __LISP_CTYPE_H__
-#define __LISP_CTYPE_H__
+#ifndef __ARCANE_SCHEME_LISP_CTYPE_H__
+#define __ARCANE_SCHEME_LISP_CTYPE_H__
 
 #include <stdbool.h>
 
diff --git a/src/eval.h b/src/eval.h
index 234f410..18aa00c 100644
--- a/src/eval.h
+++ b/src/eval.h
@@ -1,5 +1,5 @@
-#ifndef __LISP_EVAL_H__
-#define __LISP_EVAL_H__
+#ifndef __ARCANE_SCHEME_LISP_EVAL_H__
+#define __ARCANE_SCHEME_LISP_EVAL_H__
 
 #include "object.h"
 
diff --git a/src/lexer.h b/src/lexer.h
index b5cb879..bc306d5 100644
--- a/src/lexer.h
+++ b/src/lexer.h
@@ -1,5 +1,5 @@
-#ifndef __LISP_LEXER_H__
-#define __LISP_LEXER_H__
+#ifndef __ARCANE_SCHEME_LISP_LEXER_H__
+#define __ARCANE_SCHEME_LISP_LEXER_H__
 
 #include "tokens.h"
 
diff --git a/src/object.h b/src/object.h
index 18e8025..6bb8506 100644
--- a/src/object.h
+++ b/src/object.h
@@ -1,5 +1,5 @@
-#ifndef __LISP_OBJECT_H__
-#define __LISP_OBJECT_H__
+#ifndef __ARCANE_SCHEME_LISP_OBJECT_H__
+#define __ARCANE_SCHEME_LISP_OBJECT_H__
 
 #include <stdbool.h>
 #include <stdint.h>
diff --git a/src/parser.h b/src/parser.h
index fbcf30a..30cafac 100644
--- a/src/parser.h
+++ b/src/parser.h
@@ -1,5 +1,5 @@
-#ifndef __LISP_PARSER_H__
-#define __LISP_PARSER_H__
+#ifndef __ARCANE_SCHEME_LISP_PARSER_H__
+#define __ARCANE_SCHEME_LISP_PARSER_H__
 
 #include "object.h"
 #include "tokens.h"
diff --git a/src/tokens.h b/src/tokens.h
index 01d66e3..05972e7 100644
--- a/src/tokens.h
+++ b/src/tokens.h
@@ -1,5 +1,5 @@
-#ifndef __LISP_TOKENS_H__
-#define __LISP_TOKENS_H__
+#ifndef __ARCANE_SCHEME_LISP_TOKENS_H__
+#define __ARCANE_SCHEME_LISP_TOKENS_H__
 
 #include <stdbool.h>
 #include <stddef.h>