diff --git a/scripts/update_intersphinx_mapping.py b/scripts/update_intersphinx_mapping.py
deleted file mode 100644
index fc7c831d..00000000
--- a/scripts/update_intersphinx_mapping.py
+++ /dev/null
@@ -1,96 +0,0 @@
-"""
-Update the intersphinx_mapping value in conf.py
-
-You should run this after you run `jupyterbook config sphinx`.
-"""
-__author__ = "Dan Gunter (LBNL)"
-
-import argparse
-import logging
-from pathlib import Path
-from subprocess import check_call, CalledProcessError
-import sys
-from tempfile import TemporaryFile
-import yaml
-from idaes.core.util.intersphinx import get_intersphinx_mapping
-
-CONF_FILE = "_config.yml"
-
-logging.basicConfig()
-_log = logging.getLogger("update_intersphinx_mapping")
-_log.setLevel(logging.INFO)
-
-
-def modify(path):
-    ix_indent, in_ix = 0, False
-    # get the mapping to insert
-    mapping = get_intersphinx_mapping()
-    # change tuples to lists so yaml.dump doesn't do weird things
-    for key in mapping:
-        mapping[key] = list(mapping[key])
-    # parse & load current config file
-    with path.open("r") as f:
-        try:
-            data = yaml.safe_load(f)
-        except yaml.parser.ParserError as err:
-            _log.error(f"Parsing config file '{path}': {err}")
-            raise
-    # modify data in memory
-    try:
-        data["sphinx"]["config"]["intersphinx_mapping"] = mapping
-    except KeyError as err:
-        _log.error(f"Modifying config file '{path}': {err} ")
-        raise
-    # dump modified data
-    with path.open("w") as f:
-        yaml.dump(data, f)
-
-
-if __name__ == "__main__":
-    ap = argparse.ArgumentParser()
-    ap.add_argument("-d", "--dir",
-                    help="Directory containing conf.py (default=.)",
-                    default=None)
-    ap.add_argument("-c", "--command",
-                    action="store_true",
-                    help="Run `jupyter-book config sphinx <DIR>` "
-                         "after successful update")
-    p = ap.parse_args()
-    if p.dir is None:
-        doc_dir = Path(".")
-    else:
-        doc_dir = Path(p.dir)
-
-    conf_file = doc_dir / CONF_FILE
-    if not conf_file.exists():
-        print(f"Config file `{CONF_FILE}` not found in `{doc_dir}`")
-        sys.exit(1)
-
-    _log.info(f"Modifying configuration file: {conf_file}")
-
-    try:
-        modify(conf_file)
-    except Exception as err:
-        _log.fatal("Could not create modified file")
-        sys.exit(1)
-
-    _log.info(f"Modified configuration file: {conf_file}")
-
-    sphinx_config = doc_dir / "conf.py"
-
-    if p.command:
-        cmdline = ["jupyter-book", "config", "sphinx", str(doc_dir)]
-        _log.info(f"Running command to update {sphinx_config}: {' '.join(cmdline)}")
-        try:
-            check_call(cmdline)
-        except CalledProcessError as err:
-            _log.error(f"Command failed: {' '.join(err.cmd)}")
-            _log.error(f"File {sphinx_config} may not be updated")
-            sys.exit(1)
-    else:
-        print(f"\nTo propagate changes to the Sphinx configuration\n"
-              f"file, '{sphinx_config}', run the following command:\n\n"
-              f"    jupyter-book config sphinx {doc_dir}")
-        print("\nAdd '-c'/'--command' to have this script run the command for you")
-
-    sys.exit(0)