diff --git a/subversion.yaml b/subversion.yaml
index 0bc8b45..c6f0401 100644
--- a/subversion.yaml
+++ b/subversion.yaml
@@ -12,7 +12,7 @@ data:
           requires:
                 platform: []
     references:
-        documentation: http://subversion.apache.org/docs/
+        documentation: https://subversion.apache.org/docs/
         tracker: https://issues.apache.org/jira/projects/SVN
     profiles:
         common: