diff --git a/flake.nix b/flake.nix
index ce2e0b7..7c3d3fc 100755
--- a/flake.nix
+++ b/flake.nix
@@ -37,6 +37,8 @@
                 g++ \
                 src/*.cpp \
                 -I src -I include -I utils \
+                -DRENDERER_OPENGL \
+                -DWINDOW_GLFW \
                 -Wall \
                 -o $name 
             '';