diff --git a/Tests/Functional/Python/Std/Check.cpp b/Tests/Functional/Python/Std/Check.cpp
index 0fd28cb7d1a3e33569473dd431eaba6ce8ed1944..bfc97073bb1e6ed5eb01609f755d2713659d517d 100644
--- a/Tests/Functional/Python/Std/Check.cpp
+++ b/Tests/Functional/Python/Std/Check.cpp
@@ -30,7 +30,7 @@ std::unique_ptr<OutputData<double>> domainData(const std::string& test_name,
         FileSystemUtils::jointPath(BATesting::TestOutDir_PyStd(), test_name);
     const std::string output_path = output_name + ".ref.int.gz";
     std::remove(output_path.c_str());
-    std::cout << "- removed old output " << output_path << "\n";
+    std::cout << "- removed old output " << output_path << std::endl;
 
     // Generate Python script
     const std::string pyscript_filename =
@@ -50,7 +50,7 @@ std::unique_ptr<OutputData<double>> domainData(const std::string& test_name,
                                     + std::string("set NOPLOT=TRUE") + " & \""
                                     + BABuild::pythonExecutable() + "\" -B " + py_command;
 #endif
-    std::cout << "- system call: " << sys_command << std::endl; // note: endl = \n + flush
+    std::cout << "- system call: " << sys_command << std::endl; // flushing is important here
     int ret = std::system(sys_command.c_str());
     if (ret != 0) {
         std::stringstream msg;