diff --git a/shells/silverfin.nix b/shells/silverfin.nix
index 272ebf82..364add3a 100644
--- a/shells/silverfin.nix
+++ b/shells/silverfin.nix
@@ -23,6 +23,7 @@ pkgs.devshell.mkShell {
 
   ];
   packages = with pkgs; [
+    chromedriver
     cmake
     ghostscript
     graphicsmagick
@@ -46,6 +47,10 @@ pkgs.devshell.mkShell {
       name = "TERM";
       eval = "\${TERM:-xterm-256color}";
     }
+    {
+      name = "DISABLE_SPRING";
+      value = "1";
+    }
   ];
   language.c.compiler = lib.mkForce pkgs.clang;
   language.ruby = {