diff --git a/Makefile b/Makefile
index 1690ef8..6d2f34a 100644
--- a/Makefile
+++ b/Makefile
@@ -2,14 +2,15 @@ SRCS := $(wildcard src/*.c)
 OBJS := $(SRCS:src/%.c=build/%.o)
 DEPS := $(OBJS:.o=.d)
 
+CC := gcc
 CFLAGS := -Wall -Wextra -Iinclude -DKILO_COMMIT_HASH=$(shell git rev-parse --short HEAD) -MMD -MP -std=c99 -ggdb
 
 kilo: $(OBJS)
-	gcc $^ -o $@
+	$(CC) $^ -o $@
 
 $(OBJS): build/%.o: src/%.c
 	@mkdir -p build
-	gcc $(CFLAGS) -c $< -o $@
+	$(CC) $(CFLAGS) -c $< -o $@
 
 clean:
 	rm -rf build kilo
diff --git a/hello.c b/hello.c
deleted file mode 100644
index b4af39a..0000000
--- a/hello.c
+++ /dev/null
@@ -1,5 +0,0 @@
-#include <stdio.h>
-
-int main() {
-	printf("hello world\n");
-}