diff --git a/_licenses/apache-2.0.txt b/_licenses/apache-2.0.txt
index f2d5c87..74eabb4 100644
--- a/_licenses/apache-2.0.txt
+++ b/_licenses/apache-2.0.txt
@@ -14,7 +14,7 @@ note: The Apache Foundation recommends taking the additional step of adding a bo
 using:
   Kubernetes: https://github.com/kubernetes/kubernetes/blob/master/LICENSE
   PDF.js: https://github.com/mozilla/pdf.js/blob/master/LICENSE
-  Swift: https://github.com/apple/swift/blob/master/LICENSE.txt
+  Swift: https://github.com/apple/swift/blob/main/LICENSE.txt
 
 permissions:
   - commercial-use
diff --git a/_licenses/bsl-1.0.txt b/_licenses/bsl-1.0.txt
index c788852..8b79559 100644
--- a/_licenses/bsl-1.0.txt
+++ b/_licenses/bsl-1.0.txt
@@ -11,7 +11,7 @@ note: Boost recommends taking the additional step of adding a boilerplate notice
 
 using:
   Boost: https://github.com/boostorg/boost/blob/master/LICENSE_1_0.txt
-  Catch2: https://github.com/catchorg/Catch2/blob/master/LICENSE.txt
+  Catch2: https://github.com/catchorg/Catch2/blob/devel/LICENSE.txt
   DMD: https://github.com/dlang/dmd/blob/master/LICENSE.txt
 
 permissions:
diff --git a/_licenses/eupl-1.2.txt b/_licenses/eupl-1.2.txt
index 3d75c17..ee72e32 100644
--- a/_licenses/eupl-1.2.txt
+++ b/_licenses/eupl-1.2.txt
@@ -7,7 +7,7 @@ description: The European Union Public Licence (EUPL) is a copyleft free/open so
 how: Indicate “Licensed under the EUPL” following the copyright notice of your source code, for example in a README file or directly in a source code file as a comment.
 
 using:
-  AethysRotation: https://github.com/SimCMinMax/AethysRotation/blob/master/LICENSE
+  HeroRotation: https://github.com/herotc/hero-rotation/blob/shadowlands/LICENSE
   WildDuck: https://github.com/nodemailer/wildduck/blob/master/LICENSE
   ZoneMTA: https://github.com/zone-eu/zone-mta/blob/master/LICENSE
 
diff --git a/_licenses/odbl-1.0.txt b/_licenses/odbl-1.0.txt
index c7621e0..c960056 100644
--- a/_licenses/odbl-1.0.txt
+++ b/_licenses/odbl-1.0.txt
@@ -10,7 +10,7 @@ how: Create a text file (typically named LICENSE or LICENSE.txt) in the root of
 using:
   World Countries: https://github.com/mledoze/countries/blob/master/LICENSE
   OpenFlights: https://github.com/jpatokal/openflights/blob/master/data/LICENSE
-  Public Zone Database: https://github.com/zonedb/zonedb/blob/master/LICENSE.md
+  Public Zone Database: https://github.com/zonedb/zonedb/blob/main/LICENSE.md
 
 permissions:
   - commercial-use
diff --git a/_licenses/unlicense.txt b/_licenses/unlicense.txt
index 1387de4..deaac05 100644
--- a/_licenses/unlicense.txt
+++ b/_licenses/unlicense.txt
@@ -8,7 +8,7 @@ description: A license with no conditions whatsoever which dedicates works to th
 how: Create a text file (typically named UNLICENSE or UNLICENSE.txt) in the root of your source code and copy the text of the license disclaimer into the file.
 
 using:
-  youtube-dl: https://github.com/rg3/youtube-dl/blob/master/LICENSE
+  scoop: https://github.com/lukesampson/scoop/blob/master/LICENSE
   kakoune: https://github.com/mawww/kakoune/blob/master/UNLICENSE
   RDF.rb: https://github.com/ruby-rdf/rdf/blob/master/UNLICENSE