diff --git a/theodolite-benchmarks/docker-test/uc1-flink/test.sh b/theodolite-benchmarks/docker-test/uc1-flink/test.sh
index b50d0e6d614387f5755dafb3095d8bcd5f095b51..39952ba3943683e94fb2ab0e8965daf440635c29 100755
--- a/theodolite-benchmarks/docker-test/uc1-flink/test.sh
+++ b/theodolite-benchmarks/docker-test/uc1-flink/test.sh
@@ -1,9 +1,9 @@
 #!/bin/sh
 
 docker-compose logs --tail 100 benchmark-taskmanager |
-    sed -n "s/^.*Key:\s\(\S*\), Value:\s\(\S*\).*$/\1 \2/p" |
+    sed -n "s/^.*Record:\s\(\S*\)$/\1/p" |
     tee /dev/tty |
-    awk '{print $1}'|
+    jq .identifier |
     sort |
     uniq |
     wc -l |