diff --git a/conda/meta.yaml b/conda/meta.yaml
index 5712c89a4cf90bebae1872794ef07e84e0971707..a3ac4fbffa9cce0e8bd98109b2c2f268cfd71faa 100644
--- a/conda/meta.yaml
+++ b/conda/meta.yaml
@@ -65,11 +65,11 @@ test:
     - conda inspect objects -p $PREFIX {{ name }}  # [osx]
   requires:
     - bob.extension
-    - ddt
-    - nose
-    - coverage
-    - sphinx
-    - sphinx_rtd_theme
+    - ddt {{ ddt }}
+    - nose {{ nose }}
+    - coverage {{ coverage }}
+    - sphinx {{ sphinx }}
+    - sphinx_rtd_theme {{ sphinx_rtd_theme }}
 
 about:
   home: https://www.idiap.ch/software/beat/
diff --git a/doc/conf.py b/doc/conf.py
index 9c13991783ac83bd4b6cb87787d11bd9711efb56..1b3f487446fe6f6de7cd07b11151d918631d4d67 100644
--- a/doc/conf.py
+++ b/doc/conf.py
@@ -12,7 +12,6 @@ import sphinx_rtd_theme
 
 # For inter-documentation mapping:
 from bob.extension.utils import link_documentation
-from bob.extension.utils import load_requirements
 
 # -- General configuration -----------------------------------------------------
 
@@ -241,14 +240,11 @@ if "BOB_DOCUMENTATION_SERVER" not in os.environ:
         "BOB_DOCUMENTATION_SERVER"
     ] = "https://www.idiap.ch/software/beat/docs/beat/%(name)s/%(version)s/|https://www.idiap.ch/software/beat/docs/beat/%(name)s/master/"
 
-sphinx_requirements = "extra-intersphinx.txt"
-if os.path.exists(sphinx_requirements):
-    intersphinx_mapping = link_documentation(
-        additional_packages=["python", "numpy"] + load_requirements(sphinx_requirements)
-    )
-else:
-    intersphinx_mapping = link_documentation()
+intersphinx_mapping = link_documentation()
 
 # Adds simplejson, pyzmq links
-intersphinx_mapping["http://simplejson.readthedocs.io/en/stable/"] = None
-intersphinx_mapping["http://pyzmq.readthedocs.io/en/stable/"] = None
+intersphinx_mapping["simplejson"] = (
+    "http://simplejson.readthedocs.io/en/stable/",
+    None,
+)
+intersphinx_mapping["pyzmq"] = ("http://pyzmq.readthedocs.io/en/stable/", None)