diff --git a/test/testing_scripts/creat_test.cpp b/test/testing_scripts/creat_test.cpp
index dc74d5ac3ca6a413f19972236957d507114db836..6a36b5b68ac2929f7a2ef463a192879d771ea437 100644
--- a/test/testing_scripts/creat_test.cpp
+++ b/test/testing_scripts/creat_test.cpp
@@ -55,7 +55,7 @@ int main(int argc, char* argv[]) {
   // fopen()
   std::string fopen_filepath = filepath + "_fopen";
   std::cout << "Attempting to call fopen() on FAMFS for filename=" << fopen_filepath << std::endl;
-  FILE *stream_file = fopen(fopen_filepath.c_str(), "rwa");
+  FILE *stream_file = fopen(fopen_filepath.c_str(), "rwa+");
 
   if (stream_file == NULL) {
     std::cout << "Failed fopen() with errno=" << std::to_string(errno) << std::endl;