diff --git a/orte/mca/iof/base/base.h b/orte/mca/iof/base/base.h
index 8f80c066ac..af664cd803 100644
--- a/orte/mca/iof/base/base.h
+++ b/orte/mca/iof/base/base.h
@@ -15,6 +15,8 @@
  * Copyright (c) 2015-2017 Intel, Inc. All rights reserved.
  * Copyright (c) 2017      IBM Corporation.  All rights reserved.
  * Copyright (c) 2017      Mellanox Technologies. All rights reserved.
+ * Copyright (c) 2018      Research Organization for Information Science
+ *                         and Technology (RIST).  All rights reserved.
  * $COPYRIGHT$
  *
  * Additional copyrights may follow
@@ -144,7 +146,6 @@ ORTE_DECLSPEC OBJ_CLASS_DECLARATION(orte_iof_write_output_t);
 /* the iof globals struct */
 struct orte_iof_base_t {
     size_t                  output_limit;
-    char                    *input_files;
     orte_iof_sink_t         *iof_write_stdout;
     orte_iof_sink_t         *iof_write_stderr;
     bool                    redirect_app_stderr_to_stdout;
diff --git a/orte/mca/iof/base/iof_base_frame.c b/orte/mca/iof/base/iof_base_frame.c
index 5f850945fb..cf9c4a9423 100644
--- a/orte/mca/iof/base/iof_base_frame.c
+++ b/orte/mca/iof/base/iof_base_frame.c
@@ -12,7 +12,7 @@
  * Copyright (c) 2013      Los Alamos National Security, LLC.  All rights reserved.
  * Copyright (c) 2013      Cisco Systems, Inc.  All rights reserved.
  * Copyright (c) 2015-2017 Intel, Inc.  All rights reserved.
- * Copyright (c) 2015-2017 Research Organization for Information Science
+ * Copyright (c) 2015-2018 Research Organization for Information Science
  *                         and Technology (RIST). All rights reserved.
  * Copyright (c) 2017      IBM Corporation.  All rights reserved.
  * Copyright (c) 2017      Mellanox Technologies. All rights reserved.
@@ -72,15 +72,6 @@ static int orte_iof_base_register(mca_base_register_flag_t flags)
                                  MCA_BASE_VAR_SCOPE_READONLY,
                                  &orte_iof_base.output_limit);
 
-    /* check for files to be sent to stdin of procs */
-    orte_iof_base.input_files = NULL;
-    (void) mca_base_var_register("orte", "iof","base", "input_files",
-                                 "Comma-separated list of input files to be read and sent to stdin of procs (default: NULL)",
-                                 MCA_BASE_VAR_TYPE_STRING, NULL, 0, 0,
-                                 OPAL_INFO_LVL_9,
-                                 MCA_BASE_VAR_SCOPE_READONLY,
-                                 &orte_iof_base.input_files);
-
     /* Redirect application stderr to stdout (at source) */
     orte_iof_base.redirect_app_stderr_to_stdout = false;
     (void) mca_base_var_register("orte", "iof","base", "redirect_app_stderr_to_stdout",