diff --git a/.github/workflows/test-prepare-runner.yml b/.github/workflows/test-prepare-runner.yml
index bec6069..6e5d51b 100644
--- a/.github/workflows/test-prepare-runner.yml
+++ b/.github/workflows/test-prepare-runner.yml
@@ -61,6 +61,11 @@ jobs:
             rustc --version
           fi
 
+          # Nix is only available on Linux in the XRPLF CI images
+          if [[ "${{ matrix.container }}" =~ ghcr.io/xrplf/clio-ci ]]; then
+            nix --version
+          fi
+
           if [[ "${{ matrix.os }}" == "macos15" ]]; then
             colima --version
             docker --version