diff --git a/2000/jarijyrki/README.md b/2000/jarijyrki/README.md
index d1289678c..31347f67b 100644
--- a/2000/jarijyrki/README.md
+++ b/2000/jarijyrki/README.md
@@ -22,6 +22,11 @@ make
 
 You will need X11 header files and libraries installed to build this program.
 
+[Cody Boone Ferguson](/winners.html#Cody_Boone_Ferguson) made it easier to
+compile this by adding `X11/` to the includes of `Xlib.h` and `keysym.h`. Thank
+you Cody!
+
+
 ### To run:
 
 ```sh
diff --git a/2000/jarijyrki/jarijyrki.c b/2000/jarijyrki/jarijyrki.c
index cf6e18294..067218ba3 100644
--- a/2000/jarijyrki/jarijyrki.c
+++ b/2000/jarijyrki/jarijyrki.c
@@ -1,6 +1,6 @@
 #include<stdlib.h>
-#include<Xlib.h>
-#include<keysym.h>
+#include<X11/Xlib.h>
+#include<X11/keysym.h>
 #define b(b)XDraw##b(i,J,k,
 #define l :q==
 #define o if(