diff --git a/exercises/ex04/trout/Makefile b/exercises/ex04/trout/Makefile
new file mode 100644
index 00000000..0fcbc669
--- /dev/null
+++ b/exercises/ex04/trout/Makefile
@@ -0,0 +1,2 @@
+trout: trout.h trout.c util.h util.c main.c
+	gcc -Wall -g -o trout trout.c main.c util.c