diff --git a/flake.nix b/flake.nix
index 63e6dd9..11d1a41 100644
--- a/flake.nix
+++ b/flake.nix
@@ -21,6 +21,7 @@
             readline
             fuse
             mbedtls
+            watchexec
           ];
 
           CFLAGS = [