diff --git a/src/scripts/ci_build.py b/src/scripts/ci_build.py
index c318a557405..12605fdf6ae 100755
--- a/src/scripts/ci_build.py
+++ b/src/scripts/ci_build.py
@@ -249,6 +249,7 @@ def sanitize_kv(some_string):
 
     if target == 'fuzzers':
         flags += ['--unsafe-fuzzer-mode']
+        test_cmd += ['--test-threads=1']
 
     if target in ['fuzzers', 'coverage']:
         flags += ['--build-fuzzers=test']
diff --git a/src/tests/runner/test_runner.cpp b/src/tests/runner/test_runner.cpp
index 7888330db57..bb695cf6d9f 100644
--- a/src/tests/runner/test_runner.cpp
+++ b/src/tests/runner/test_runner.cpp
@@ -20,6 +20,7 @@
    #include <botan/internal/thread_pool.h>
 #endif
 
+#include <iostream>
 #include <shared_mutex>
 
 namespace Botan_Tests {
@@ -109,6 +110,7 @@ bool Test_Runner::run(const Test_Options& opts) {
 namespace {
 
 std::vector<Test::Result> run_a_test(const std::string& test_name) {
+   std::cout << "=== Running test " << test_name << " ===" << std::endl;
    std::vector<Test::Result> results;
 
    try {