diff --git a/Makefile b/Makefile
index 5f8bbab..41c85b6 100644
--- a/Makefile
+++ b/Makefile
@@ -3,6 +3,6 @@ raytracer: main.cpp vec3.hpp color.hpp ray.hpp hittable.hpp sphere.hpp hittable_
 
 image: raytracer
 	@./raytracer > image.ppm
-	@if [[ $$TERM = "xterm-kitty" ]]; then\
+	@if [ $$TERM = "xterm-kitty" ]; then\
 		kitty icat image.ppm;\
 	fi