diff --git a/src/process.cc b/src/process.cc
index ad02922b41ece97854ec877b3d4089dc7b5be400..b513a08bea061433e6c0cf9fa1ad3fb12e9afe19 100644
--- a/src/process.cc
+++ b/src/process.cc
@@ -327,7 +327,7 @@ Process::open_write(const std::string &p_filename, int filetype)
 {
   if (filetype == CDI_UNDEFID) filetype = cdo_filetype();
 
-  if (write_mode == ProcessWriteMode::FILE) { add_file_out_stream(p_filename); }
+  if (write_mode == ProcessWriteMode::FILEIO) { add_file_out_stream(p_filename); }
   else if (write_mode == ProcessWriteMode::MEMORY)
     {
       auto [fid, sid] = create_output();
diff --git a/src/process.h b/src/process.h
index 24c215d973ad638e394f7e660cb6d4724bc66ca8..bda9dca36a293324961a33fd85bfac41483f7c99 100644
--- a/src/process.h
+++ b/src/process.h
@@ -30,7 +30,7 @@ enum class ProcessStatus
 };
 enum class ProcessWriteMode
 {
-  FILE = 0,
+  FILEIO = 0,
   MEMORY = 1
 
 };
@@ -44,7 +44,7 @@ private:
 public:
   /* Member Variables */
 
-  ProcessWriteMode write_mode = ProcessWriteMode::FILE;
+  ProcessWriteMode write_mode = ProcessWriteMode::FILEIO;
   int m_ID;
   const CdoModule &m_module;
   int m_posInParent;