diff --git a/apecs/README.md b/apecs/README.md
index 25972a2..1ca140c 100644
--- a/apecs/README.md
+++ b/apecs/README.md
@@ -85,3 +85,7 @@ game = do
 main :: IO ()
 main = initWorld >>= runSystem game
 ```
+
+### Dependencies
+
+To be successfuly built, the repo relies on you having (at least) the GLU dev package on your machine.