diff --git a/docker/test/fuzzer/run-fuzzer.sh b/docker/test/fuzzer/run-fuzzer.sh
index 3f751698837..e1a7385ff50 100755
--- a/docker/test/fuzzer/run-fuzzer.sh
+++ b/docker/test/fuzzer/run-fuzzer.sh
@@ -160,7 +160,7 @@ case "$stage" in
         echo "success" > status.txt
     else
         echo "failure" > status.txt
-        if ! grep "received signal \|Logical error" server.log > description.txt
+        if ! grep -a "received signal \|Logical error" server.log > description.txt
         then
             echo "Fuzzer exit code $fuzzer_exit_code. See the logs" > description.txt
         fi