diff --git a/projects/v1/default.wmf.yaml b/projects/v1/default.wmf.yaml
index cda5036a..1bc525ce 100644
--- a/projects/v1/default.wmf.yaml
+++ b/projects/v1/default.wmf.yaml
@@ -19,7 +19,7 @@ info:
       [Privacy Policy](https://wikimediafoundation.org/wiki/Privacy_policy).
       Unless otherwise specified in the endpoint documentation
       below, content accessed via this API is licensed under the
-      [CC-BY-SA 3.0](https://creativecommons.org/licenses/by-sa/3.0/)
+      [CC-BY-SA 4.0](https://creativecommons.org/licenses/by-sa/4.0/)
       and [GFDL](https://www.gnu.org/copyleft/fdl.html) licenses,
       and you irrevocably agree to release modifications or
       additions made through this API under these licenses.
diff --git a/projects/v1/wikidata.wmf.yaml b/projects/v1/wikidata.wmf.yaml
index ce2b345b..9db40d93 100644
--- a/projects/v1/wikidata.wmf.yaml
+++ b/projects/v1/wikidata.wmf.yaml
@@ -19,7 +19,7 @@ info:
       [Privacy Policy](https://wikimediafoundation.org/wiki/Privacy_policy).
       Unless otherwise specified in the endpoint documentation
       below, content accessed via this API is licensed under the
-      [CC-BY-SA 3.0](https://creativecommons.org/licenses/by-sa/3.0/)
+      [CC-BY-SA 4.0](https://creativecommons.org/licenses/by-sa/4.0/)
       and [GFDL](https://www.gnu.org/copyleft/fdl.html) licenses,
       and you irrevocably agree to release modifications or
       additions made through this API under these licenses.
diff --git a/projects/v1/wikimedia.wmf.yaml b/projects/v1/wikimedia.wmf.yaml
index de9e425a..eae4d478 100644
--- a/projects/v1/wikimedia.wmf.yaml
+++ b/projects/v1/wikimedia.wmf.yaml
@@ -19,7 +19,7 @@ info:
       [Privacy Policy](https://wikimediafoundation.org/wiki/Privacy_policy).
       Unless otherwise specified in the endpoint documentation
       below, content accessed via this API is licensed under the
-      [CC-BY-SA 3.0](https://creativecommons.org/licenses/by-sa/3.0/)
+      [CC-BY-SA 4.0](https://creativecommons.org/licenses/by-sa/4.0/)
       and [GFDL](https://www.gnu.org/copyleft/fdl.html) licenses,
       and you irrevocably agree to release modifications or
       additions made through this API under these licenses.
diff --git a/projects/v1/wikipedia.wmf.yaml b/projects/v1/wikipedia.wmf.yaml
index 8788adfc..69f57388 100644
--- a/projects/v1/wikipedia.wmf.yaml
+++ b/projects/v1/wikipedia.wmf.yaml
@@ -19,7 +19,7 @@ info:
       [Privacy Policy](https://wikimediafoundation.org/wiki/Privacy_policy).
       Unless otherwise specified in the endpoint documentation
       below, content accessed via this API is licensed under the
-      [CC-BY-SA 3.0](https://creativecommons.org/licenses/by-sa/3.0/)
+      [CC-BY-SA 4.0](https://creativecommons.org/licenses/by-sa/4.0/)
       and [GFDL](https://www.gnu.org/copyleft/fdl.html) licenses,
       and you irrevocably agree to release modifications or
       additions made through this API under these licenses.
diff --git a/projects/v1/wikivoyage.wmf.yaml b/projects/v1/wikivoyage.wmf.yaml
index df77f393..7c31b35a 100644
--- a/projects/v1/wikivoyage.wmf.yaml
+++ b/projects/v1/wikivoyage.wmf.yaml
@@ -19,7 +19,7 @@ info:
       [Privacy Policy](https://wikimediafoundation.org/wiki/Privacy_policy).
       Unless otherwise specified in the endpoint documentation
       below, content accessed via this API is licensed under the
-      [CC-BY-SA 3.0](https://creativecommons.org/licenses/by-sa/3.0/)
+      [CC-BY-SA 4.0](https://creativecommons.org/licenses/by-sa/4.0/)
       and [GFDL](https://www.gnu.org/copyleft/fdl.html) licenses,
       and you irrevocably agree to release modifications or
       additions made through this API under these licenses.
diff --git a/projects/v1/wiktionary.wmf.yaml b/projects/v1/wiktionary.wmf.yaml
index 2d5f0109..fcd11508 100644
--- a/projects/v1/wiktionary.wmf.yaml
+++ b/projects/v1/wiktionary.wmf.yaml
@@ -19,7 +19,7 @@ info:
       [Privacy Policy](https://wikimediafoundation.org/wiki/Privacy_policy).
       Unless otherwise specified in the endpoint documentation
       below, content accessed via this API is licensed under the
-      [CC-BY-SA 3.0](https://creativecommons.org/licenses/by-sa/3.0/)
+      [CC-BY-SA 4.0](https://creativecommons.org/licenses/by-sa/4.0/)
       and [GFDL](https://www.gnu.org/copyleft/fdl.html) licenses,
       and you irrevocably agree to release modifications or
       additions made through this API under these licenses.