diff --git a/.gitea/workflows/hub-check.yml b/.gitea/workflows/hub-check.yml
index 7576cd1..0e4a8a0 100644
--- a/.gitea/workflows/hub-check.yml
+++ b/.gitea/workflows/hub-check.yml
@@ -124,16 +124,18 @@ jobs:
           fi
           sudo install -d -o cphci -g cphci -m 0700 /w/t
           REPO_ROOT="$(cd .. && pwd)"
+          NODE_BIN_DIR="$(dirname "$(command -v node)")"
+          NPX_BIN="$(command -v npx)"
           # Vitest/node_modules must be readable by cphci.
           sudo chown -R cphci:cphci "$REPO_ROOT/hub"
           sudo -u cphci env \
             HOME="/home/cphci" \
-            PATH="/usr/local/bin:/usr/bin:/bin" \
+            PATH="$NODE_BIN_DIR:/usr/local/bin:/usr/bin:/bin" \
             CPH_SANDBOX_TEST_ROOT=/w/t \
             /usr/bin/setpriv \
               --reuid=cphci --regid=cphci --clear-groups \
               --inh-caps=-all --bounding-set=-all --no-new-privs \
-              bash -lc "cd '$REPO_ROOT/hub' && npx vitest run test/integration/agent-sandbox-linux.test.ts"
+              bash -lc "cd '$REPO_ROOT/hub' && '$NPX_BIN' vitest run test/integration/agent-sandbox-linux.test.ts"
 
       - name: Run unit tests
         run: npx vitest run test/unit