diff --git a/tests/ssl-opt.sh b/tests/ssl-opt.sh
index 2b83239efc..9b5987188f 100755
--- a/tests/ssl-opt.sh
+++ b/tests/ssl-opt.sh
@@ -10662,7 +10662,7 @@ requires_gnutls
 requires_max_content_len 2048
 run_test    "DTLS fragmenting: gnutls server, DTLS 1.2" \
             "$G_SRV -u" \
-            "$P_CLI dtls=1 debug_level=5 \
+            "$P_CLI dtls=1 debug_level=2 \
              crt_file=$DATA_FILES_PATH/server8_int-ca2.crt \
              key_file=$DATA_FILES_PATH/server8.key \
              mtu=512 force_version=dtls12" \