diff --git a/src/IO.f90 b/src/IO.f90
index 3610e713e..130ba614f 100644
--- a/src/IO.f90
+++ b/src/IO.f90
@@ -34,10 +34,6 @@ module IO
     IO_lc, &
     IO_error, &
     IO_warning
-#if defined(Marc4DAMASK)
-  public :: &
-    IO_open_inputFile
-#endif
 
 contains