diff --git a/codebuild/spec/buildspec_al2023_ktls.yml b/codebuild/spec/buildspec_al2023_ktls.yml
index 6b95d5df73b..df7b73f12e8 100644
--- a/codebuild/spec/buildspec_al2023_ktls.yml
+++ b/codebuild/spec/buildspec_al2023_ktls.yml
@@ -11,8 +11,10 @@ phases:
       - yum update -y; yum upgrade -y
   pre_build:
     commands:
-      # Nix is installed, but intentionally not setup for root, fix that
-      - cp -aR /home/nix/.nix-profile ~/; chown -R root /root/.nix-profile; export PATH=$HOME/.nix-profile/bin:$PATH
+      # Install nix
+      - sh <(curl -L https://nixos.org/nix/install) --no-daemon
+      # Make sure nix exists in the PATH
+      - export PATH=$HOME/.nix-profile/bin:$PATH
       # Turn on flakes
       - mkdir -p ~/.config/nix; echo "experimental-features = nix-command flakes" >> ~/.config/nix/nix.conf
       # Populate the store from the nix cache