diff --git a/CHANGELOG.md b/CHANGELOG.md
index d34e2a668..534ff61a2 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -6,6 +6,7 @@
 - Add explicit `setuptools` requirement. @hrnciar (#596)
 - Fix issue with generated custom classes that use a custom fields name (e.g., PyNWB uses `__nwbfields__` instead
   of `__fields__`). @rly (#598)
+- Fix issue with Sphinx Gallery. @rly (#601)
 
 ## HDMF 2.5.1 (April 23, 2021)
 
diff --git a/docs/source/conf.py b/docs/source/conf.py
index 701eac34d..b62069789 100644
--- a/docs/source/conf.py
+++ b/docs/source/conf.py
@@ -62,9 +62,8 @@
     'examples_dirs': ['../gallery'],
     # path where to save gallery generated examples
     'gallery_dirs': ['tutorials'],
-    'subsection_order': ExplicitOrder(['../gallery/general', '../gallery/domain']),
+    # 'subsection_order': ExplicitOrder(['../gallery/section1', '../gallery/section2']),
     'backreferences_dir': 'gen_modules/backreferences',
-    'download_section_examples': False,
     'min_reported_time': 5,
     'remove_config_comments': True
 }
@@ -74,7 +73,7 @@
     'numpy': ('https://numpy.org/doc/stable/', None),
     'scipy': ('https://docs.scipy.org/doc/scipy/reference', None),
     'matplotlib': ('https://matplotlib.org', None),
-    'h5py': ('http://docs.h5py.org/en/latest/', None),
+    'h5py': ('https://docs.h5py.org/en/latest/', None),
     'pandas': ('https://pandas.pydata.org/pandas-docs/stable/', None),
 }