diff --git a/examples/shell.nix b/examples/shell.nix
index 7a6b94a..3f0c7c9 100644
--- a/examples/shell.nix
+++ b/examples/shell.nix
@@ -32,5 +32,8 @@ stdenv.mkDerivation rec {
 
     figlet "nix-bitcoin"
     (mkdir -p secrets; cd secrets; ${nix-bitcoin.generate-secrets})
+
+    # Don't run this hook when another nix-shell is run inside this shell
+    unset shellHook
   '';
 }