diff --git a/util/shell.nix b/util/shell.nix
index c870ebc..3c983fe 100644
--- a/util/shell.nix
+++ b/util/shell.nix
@@ -9,6 +9,7 @@
 		libftdi1
 		libjaylink
 		libusb1
+		libgpiod
 		meson
 		ninja
 		pciutils