12 files changed, 12 insertions, 12 deletions
diff --git a/sphinx/environment/__init__.py b/sphinx/environment/__init__.py
index d52e895be..be5e52f49 100644
--- a/sphinx/environment/__init__.py
+++ b/sphinx/environment/__init__.py
@@ -4,7 +4,7 @@
 
     Global creation environment.
 
-    :copyright: Copyright 2007-2020 by the Sphinx team, see AUTHORS.
+    :copyright: Copyright 2007-2021 by the Sphinx team, see AUTHORS.
     :license: BSD, see LICENSE for details.
 """
 
diff --git a/sphinx/environment/adapters/__init__.py b/sphinx/environment/adapters/__init__.py
index c9cde6364..1e763cb01 100644
--- a/sphinx/environment/adapters/__init__.py
+++ b/sphinx/environment/adapters/__init__.py
@@ -4,6 +4,6 @@
 
     Sphinx environment adapters
 
-    :copyright: Copyright 2007-2020 by the Sphinx team, see AUTHORS.
+    :copyright: Copyright 2007-2021 by the Sphinx team, see AUTHORS.
     :license: BSD, see LICENSE for details.
 """
diff --git a/sphinx/environment/adapters/asset.py b/sphinx/environment/adapters/asset.py
index 38e4eb064..f16a5f7d3 100644
--- a/sphinx/environment/adapters/asset.py
+++ b/sphinx/environment/adapters/asset.py
@@ -4,7 +4,7 @@
 
     Assets adapter for sphinx.environment.
 
-    :copyright: Copyright 2007-2020 by the Sphinx team, see AUTHORS.
+    :copyright: Copyright 2007-2021 by the Sphinx team, see AUTHORS.
     :license: BSD, see LICENSE for details.
 """
 
diff --git a/sphinx/environment/adapters/indexentries.py b/sphinx/environment/adapters/indexentries.py
index 427024a00..e662bfe4a 100644
--- a/sphinx/environment/adapters/indexentries.py
+++ b/sphinx/environment/adapters/indexentries.py
@@ -4,7 +4,7 @@
 
     Index entries adapters for sphinx.environment.
 
-    :copyright: Copyright 2007-2020 by the Sphinx team, see AUTHORS.
+    :copyright: Copyright 2007-2021 by the Sphinx team, see AUTHORS.
     :license: BSD, see LICENSE for details.
 """
 
diff --git a/sphinx/environment/adapters/toctree.py b/sphinx/environment/adapters/toctree.py
index c49da5637..182eb956f 100644
--- a/sphinx/environment/adapters/toctree.py
+++ b/sphinx/environment/adapters/toctree.py
@@ -4,7 +4,7 @@
 
     Toctree adapter for sphinx.environment.
 
-    :copyright: Copyright 2007-2020 by the Sphinx team, see AUTHORS.
+    :copyright: Copyright 2007-2021 by the Sphinx team, see AUTHORS.
     :license: BSD, see LICENSE for details.
 """
 
diff --git a/sphinx/environment/collectors/__init__.py b/sphinx/environment/collectors/__init__.py
index 53e3a1c72..4b7ac3472 100644
--- a/sphinx/environment/collectors/__init__.py
+++ b/sphinx/environment/collectors/__init__.py
@@ -4,7 +4,7 @@
 
     The data collector components for sphinx.environment.
 
-    :copyright: Copyright 2007-2020 by the Sphinx team, see AUTHORS.
+    :copyright: Copyright 2007-2021 by the Sphinx team, see AUTHORS.
     :license: BSD, see LICENSE for details.
 """
 
diff --git a/sphinx/environment/collectors/asset.py b/sphinx/environment/collectors/asset.py
index 7f913ebbc..b8d7ae4c0 100644
--- a/sphinx/environment/collectors/asset.py
+++ b/sphinx/environment/collectors/asset.py
@@ -4,7 +4,7 @@
 
     The image collector for sphinx.environment.
 
-    :copyright: Copyright 2007-2020 by the Sphinx team, see AUTHORS.
+    :copyright: Copyright 2007-2021 by the Sphinx team, see AUTHORS.
     :license: BSD, see LICENSE for details.
 """
 
diff --git a/sphinx/environment/collectors/dependencies.py b/sphinx/environment/collectors/dependencies.py
index cc0af037e..cd8de918f 100644
--- a/sphinx/environment/collectors/dependencies.py
+++ b/sphinx/environment/collectors/dependencies.py
@@ -4,7 +4,7 @@
 
     The dependencies collector components for sphinx.environment.
 
-    :copyright: Copyright 2007-2020 by the Sphinx team, see AUTHORS.
+    :copyright: Copyright 2007-2021 by the Sphinx team, see AUTHORS.
     :license: BSD, see LICENSE for details.
 """
 
diff --git a/sphinx/environment/collectors/indexentries.py b/sphinx/environment/collectors/indexentries.py
index 8c60fa985..351cdc2de 100644
--- a/sphinx/environment/collectors/indexentries.py
+++ b/sphinx/environment/collectors/indexentries.py
@@ -4,7 +4,7 @@
 
     Index entries collector for sphinx.environment.
 
-    :copyright: Copyright 2007-2020 by the Sphinx team, see AUTHORS.
+    :copyright: Copyright 2007-2021 by the Sphinx team, see AUTHORS.
     :license: BSD, see LICENSE for details.
 """
 
diff --git a/sphinx/environment/collectors/metadata.py b/sphinx/environment/collectors/metadata.py
index ef872759b..7b3628c9a 100644
--- a/sphinx/environment/collectors/metadata.py
+++ b/sphinx/environment/collectors/metadata.py
@@ -4,7 +4,7 @@
 
     The metadata collector components for sphinx.environment.
 
-    :copyright: Copyright 2007-2020 by the Sphinx team, see AUTHORS.
+    :copyright: Copyright 2007-2021 by the Sphinx team, see AUTHORS.
     :license: BSD, see LICENSE for details.
 """
 
diff --git a/sphinx/environment/collectors/title.py b/sphinx/environment/collectors/title.py
index 10cd6c5b0..5225155e8 100644
--- a/sphinx/environment/collectors/title.py
+++ b/sphinx/environment/collectors/title.py
@@ -4,7 +4,7 @@
 
     The title collector components for sphinx.environment.
 
-    :copyright: Copyright 2007-2020 by the Sphinx team, see AUTHORS.
+    :copyright: Copyright 2007-2021 by the Sphinx team, see AUTHORS.
     :license: BSD, see LICENSE for details.
 """
 
diff --git a/sphinx/environment/collectors/toctree.py b/sphinx/environment/collectors/toctree.py
index 14ff4ed74..772451c56 100644
--- a/sphinx/environment/collectors/toctree.py
+++ b/sphinx/environment/collectors/toctree.py
@@ -4,7 +4,7 @@
 
     Toctree collector for sphinx.environment.
 
-    :copyright: Copyright 2007-2020 by the Sphinx team, see AUTHORS.
+    :copyright: Copyright 2007-2021 by the Sphinx team, see AUTHORS.
     :license: BSD, see LICENSE for details.
 """