diff --git a/flake.nix b/flake.nix
index 2f6b84a..d86e496 100644
--- a/flake.nix
+++ b/flake.nix
@@ -43,6 +43,10 @@
             pkg-config
           ];
 
+          buildInputs = with final; [
+            boost
+          ];
+
           checkInputs = with final; [
             gtest
           ];