diff --git a/scripts/smoke-deployment.sh b/scripts/smoke-deployment.sh
index 4438487..05f8cb5 100755
--- a/scripts/smoke-deployment.sh
+++ b/scripts/smoke-deployment.sh
@@ -121,9 +121,19 @@ dotnet run --project "$PROJECT" --configuration "$BUILD_CONFIGURATION" --no-buil
 wait "$host_pid"
 host_pid=''
 
-jq -e 'select(.event == "host.direct-traffic" and .status == "verified")' "$host_log" >/dev/null
-jq -e 'select(.event == "host.deregistered" and .status == "complete")' "$host_log" >/dev/null
-jq -e 'select(.event == "join.direct-traffic" and .status == "verified")' "$join_log" >/dev/null
-jq -e 'select(.event == "join.outcome-report" and .status == "accepted")' "$join_log" >/dev/null
+if ! jq -s -e '
+    any(.[]; .event == "host.direct-traffic" and .status == "verified")
+    and any(.[]; .event == "host.deregistered" and .status == "complete")
+' "$host_log" >/dev/null; then
+    printf 'Host diagnostic did not complete authenticated traffic and deregistration.\n' >&2
+    exit 1
+fi
+if ! jq -s -e '
+    any(.[]; .event == "join.direct-traffic" and .status == "verified")
+    and any(.[]; .event == "join.outcome-report" and .status == "accepted")
+' "$join_log" >/dev/null; then
+    printf 'Join diagnostic did not complete authenticated traffic and outcome reporting.\n' >&2
+    exit 1
+fi
 
 printf 'Rendezvous deployment smoke passed: HTTP live/ready and authenticated UDP mediation/direct traffic.\n'
diff --git a/tests/FinalFactory.Rendezvous.Tests/Documentation/DocumentationContractTests.cs b/tests/FinalFactory.Rendezvous.Tests/Documentation/DocumentationContractTests.cs
index 360530e..072459e 100644
--- a/tests/FinalFactory.Rendezvous.Tests/Documentation/DocumentationContractTests.cs
+++ b/tests/FinalFactory.Rendezvous.Tests/Documentation/DocumentationContractTests.cs
@@ -63,6 +63,7 @@ public sealed partial class DocumentationContractTests
         Assert.Contains("mint-local-publisher-credential.sh", smoke, StringComparison.Ordinal);
         Assert.Contains("select(.event == \"host.ready\" and .status == \"ready\")", smoke, StringComparison.Ordinal);
         Assert.Contains("hasListingId", smoke, StringComparison.Ordinal);
+        Assert.Contains("jq -s -e", smoke, StringComparison.Ordinal);
         Assert.DoesNotContain("jq -c .", smoke, StringComparison.Ordinal);
         Assert.DoesNotContain("hexkey:", smoke, StringComparison.Ordinal);
         Assert.DoesNotContain("openssl dgst", smoke, StringComparison.Ordinal);