diff --git a/flake.nix b/flake.nix
index 066814a..3e15625 100755
--- a/flake.nix
+++ b/flake.nix
@@ -36,7 +36,7 @@
             buildPhase = ''
                 g++ \
                 src/*.cpp \
-                -I src -I utils \
+                -I src -I include -I utils \
                 -Wall \
                 -o $name 
             '';