diff --git a/components/core/tests/test-NetworkReader.cpp b/components/core/tests/test-NetworkReader.cpp
index 5a900ced3..cd4b90cc0 100644
--- a/components/core/tests/test-NetworkReader.cpp
+++ b/components/core/tests/test-NetworkReader.cpp
@@ -11,6 +11,7 @@
 #include <Catch2/single_include/catch2/catch.hpp>
 #include <curl/curl.h>
 
+#include "../src/clp/Array.hpp"
 #include "../src/clp/CurlDownloadHandler.hpp"
 #include "../src/clp/CurlGlobalInstance.hpp"
 #include "../src/clp/ErrorCode.hpp"
@@ -65,12 +66,11 @@ auto get_test_input_path_relative_to_tests_dir() -> std::filesystem::path {
 
 auto get_content(clp::ReaderInterface& reader, size_t read_buf_size) -> std::vector<char> {
     std::vector<char> buf;
-    // NOLINTNEXTLINE(cppcoreguidelines-avoid-c-arrays)
-    auto const read_buf{std::make_unique<char[]>(read_buf_size)};
+    clp::Array<char> read_buf{read_buf_size};
     for (bool has_more_content{true}; has_more_content;) {
         size_t num_bytes_read{};
-        has_more_content = reader.read(read_buf.get(), read_buf_size, num_bytes_read);
-        std::string_view const view{read_buf.get(), num_bytes_read};
+        has_more_content = reader.read(read_buf.data(), read_buf_size, num_bytes_read);
+        std::string_view const view{read_buf.data(), num_bytes_read};
         buf.insert(buf.cend(), view.cbegin(), view.cend());
     }
     return buf;