diff --git a/mathicsscript/__init__.py b/mathicsscript/__init__.py
index e5b78aa..8ef8435 100644
--- a/mathicsscript/__init__.py
+++ b/mathicsscript/__init__.py
@@ -7,7 +7,7 @@
 
 import os.path as osp
 
-from mathics.core.definitions import autoload_files
+from mathics.session import autoload_files
 
 from mathicsscript.version import __version__
 
diff --git a/mathicsscript/__main__.py b/mathicsscript/__main__.py
index efd6a85..d06cf79 100755
--- a/mathicsscript/__main__.py
+++ b/mathicsscript/__main__.py
@@ -12,12 +12,13 @@
 import mathics.core as mathics_core
 from mathics import license_string, settings, version_info
 from mathics.core.attributes import attribute_string_to_number
-from mathics.core.definitions import autoload_files
 from mathics.core.evaluation import Evaluation, Output
 from mathics.core.expression import from_python
 from mathics.core.parser import MathicsFileLineFeeder
 from mathics.core.symbols import Symbol, SymbolFalse, SymbolTrue
 from mathics.core.systemsymbols import SymbolTeXForm
+from mathics.session import autoload_files
+
 from mathics_scanner import replace_wl_with_plain_text
 from pygments import highlight