diff --git a/nix/overlay.nix b/nix/overlay.nix
index ba76895..d874abd 100644
--- a/nix/overlay.nix
+++ b/nix/overlay.nix
@@ -1,20 +1,5 @@
 (self: super:
 {
-  carnix = super.carnix.overrideDerivation (drv: {
-    patches = super.patches or [] ++ [
-      (super.fetchurl {
-        name = "carnix-cfg.patch";
-        url = "https://gist.githubusercontent.com/LnL7/27a567cd2b3162a21cbd0499c6fa0f71/raw/32d3055b6ce105c2c64e8cdfe0204d6c90f6d214/carnix-cfg.patch";
-        sha256 = "1nc5dlxqrhgh989dfzhjqw46hk3aii0rcz1qr3cvqbrwc7wzcj6w";
-      })
-      (super.fetchurl {
-        name = "carnix-workspaces.patch";
-        url = "https://gist.githubusercontent.com/LnL7/27a567cd2b3162a21cbd0499c6fa0f71/raw/d6395cfc06dff2a3555b0068e477274f9560fbae/carnix-workspace.patch";
-        sha256 = "1kvfing0s968pknsrpc98yjii8idsqmy00dsvwkyfbqx9frn7kjg";
-      })
-    ];
-  });
-
   defaultCrateOverrides = super.defaultCrateOverrides // {
     ofborg = attrs: {
       buildInputs = with self.darwin.apple_sdk.frameworks;
diff --git a/shell.nix b/shell.nix
index 34f2603..f2c2e66 100644
--- a/shell.nix
+++ b/shell.nix
@@ -83,7 +83,6 @@ let
       nix-prefetch-git
       latest.rustChannels.stable.rust
       #rustfmt
-      carnix
       openssl_1_0_2.dev
       pkgconfig
       git