diff --git a/mathics/doc/common_doc.py b/mathics/doc/common_doc.py
index 19ccbce1c..89284c4cb 100644
--- a/mathics/doc/common_doc.py
+++ b/mathics/doc/common_doc.py
@@ -4,7 +4,7 @@
 located in static files and docstrings from
 Mathics3 Builtin Modules. Builtin Modules are written in Python and
 reside either in the Mathics3 core (mathics.builtin) or are packaged outside,
-e.g. pymathics.natlang.
+in Mathics3 Modules e.g. pymathics.natlang.
 
 This data is stored in a way that facilitates:
 * organizing information to produce a LaTeX file
@@ -35,7 +35,7 @@
 import re
 from os import environ, getenv, listdir
 from types import ModuleType
-from typing import Callable, Iterator, List, Optional, Tuple
+from typing import Callable, List, Optional, Tuple
 
 from mathics import settings
 from mathics.core.builtin import check_requires_list
@@ -694,13 +694,9 @@ def get_subsection(self, part_slug, chapter_slug, section_slug, subsection_slug)
 
         return None
 
-    def get_tests(self, want_sorting=False):
+    def get_tests(self):
         for part in self.parts:
-            if want_sorting:
-                chapter_collection_fn = lambda x: sorted_chapters(x)
-            else:
-                chapter_collection_fn = lambda x: x
-            for chapter in chapter_collection_fn(part.chapters):
+            for chapter in sorted_chapters(part.chapters):
                 tests = chapter.doc.get_tests()
                 if tests:
                     yield Tests(part.title, chapter.title, "", tests)
@@ -1046,6 +1042,10 @@ def add_subsection(
         section.subsections.append(subsection)
 
     def doc_chapter(self, module, part, builtins_by_module) -> Optional[DocChapter]:
+        """
+        Build documentation structure for a "Chapter" - reference section which
+        might be a Mathics Module.
+        """
         modules_seen = set([])
 
         title, text = get_module_doc(module)
@@ -1130,8 +1130,8 @@ def doc_chapter(self, module, part, builtins_by_module) -> Optional[DocChapter]:
 
     def doc_part(self, title, modules, builtins_by_module, start):
         """
-        Produce documentation for a "Part" - reference section or
-        possibly Pymathics modules
+        Build documentation structure for a "Part" - Reference
+        section or collection of Mathics3 Modules.
         """
 
         builtin_part = self.part_class(self, title, is_reference=start)
@@ -1143,20 +1143,9 @@ def doc_part(self, title, modules, builtins_by_module, start):
         # packages inside ``mathics.builtin``.
         modules_seen = set([])
 
-        want_sorting = True
-        if want_sorting:
-            module_collection_fn = lambda x: sorted(
-                modules,
-                key=lambda module: module.sort_order
-                if hasattr(module, "sort_order")
-                else module.__name__,
-            )
-        else:
-            module_collection_fn = lambda x: x
-
         def filter_toplevel_modules(module_list):
             """
-            Keep just the modules at the top level
+            Keep just the modules at the top level.
             """
             if len(module_list) == 0:
                 return module_list
@@ -1176,7 +1165,12 @@ def filter_toplevel_modules(module_list):
         # which can be decomposed in the way proposed in #984.
 
         modules = filter_toplevel_modules(modules)
-        for module in module_collection_fn(modules):
+        for module in sorted(
+            modules,
+            key=lambda module: module.sort_order
+            if hasattr(module, "sort_order")
+            else module.__name__,
+        ):
             if skip_module_doc(module, modules_seen):
                 continue
             chapter = self.doc_chapter(module, builtin_part, builtins_by_module)
diff --git a/mathics/docpipeline.py b/mathics/docpipeline.py
index 9fccd739d..7c1e36586 100644
--- a/mathics/docpipeline.py
+++ b/mathics/docpipeline.py
@@ -251,7 +251,6 @@ def test_chapters(
     stop_on_failure=False,
     generate_output=False,
     reload=False,
-    want_sorting=False,
     keep_going=False,
 ):
     failed = 0
@@ -294,7 +293,6 @@ def test_sections(
     stop_on_failure=False,
     generate_output=False,
     reload=False,
-    want_sorting=False,
     keep_going=False,
 ):
     failed = 0
@@ -354,7 +352,6 @@ def test_all(
     texdatafolder=None,
     doc_even_if_error=False,
     excludes=[],
-    want_sorting=False,
 ):
     if not quiet:
         print(f"Testing {version_string}")
@@ -371,7 +368,7 @@ def test_all(
         total = failed = skipped = 0
         failed_symbols = set()
         output_data = {}
-        for tests in documentation.get_tests(want_sorting=want_sorting):
+        for tests in documentation.get_tests():
             sub_total, sub_failed, sub_skipped, symbols, index = test_tests(
                 tests,
                 index,
@@ -608,21 +605,6 @@ def main():
         action="store_true",
         help="print cache statistics",
     )
-    # FIXME: historically was weird interacting going on with
-    # mathics when tests in sorted order. Possibly a
-    # mpmath precsion reset bug.
-    # We see a noticeable 2 minute delay in processing.
-    # WHile the problem is in Mathics itself rather than
-    # sorting, until we get this fixed, use
-    # sort as an option only. For normal testing we don't
-    # want it for speed. But for document building which is
-    # rarely done, we do want sorting of the sections and chapters.
-    parser.add_argument(
-        "--want-sorting",
-        dest="want_sorting",
-        action="store_true",
-        help="Sort chapters and sections",
-    )
     global logfile
 
     args = parser.parse_args()
@@ -635,7 +617,7 @@ def main():
         logfile = open(args.logfilename, "wt")
 
     global documentation
-    documentation = MathicsMainDocumentation(want_sorting=args.want_sorting)
+    documentation = MathicsMainDocumentation()
 
     # LoadModule Mathics3 modules
     if args.pymathics:
@@ -686,7 +668,6 @@ def main():
                 count=args.count,
                 doc_even_if_error=args.keep_going,
                 excludes=excludes,
-                want_sorting=args.want_sorting,
             )
             end_time = datetime.now()
             print("Tests took ", end_time - start_time)