diff --git a/.markdownlint.json b/.markdownlint.json
index 117c5c27..d420375b 100644
--- a/.markdownlint.json
+++ b/.markdownlint.json
@@ -1,8 +1,8 @@
 {
     "default": true,
     "MD003": { "style": "atx" },
+    "MD007": false,
     "MD013": false,
     "MD024": { "siblings_only": true },
-    "MD036": false, 
-    "MD007": false
+    "MD036": false
 }
diff --git a/bundle.yaml b/bundle.yaml
index 18c6bea7..90cc0553 100644
--- a/bundle.yaml
+++ b/bundle.yaml
@@ -107,6 +107,8 @@ actions:
     - gistValidationAnnotations.ttl
 - action: "definedBy"
   message: "Adding rdfs:isDefinedBy."
+  versionedDefinedBy: true
+  allDefinedBy: true
   source: "{output}/ontologies"
   target: "{output}/ontologies"
   includes:
diff --git a/docs/release_notes/issue383-versioned-defined-by.md b/docs/release_notes/issue383-versioned-defined-by.md
new file mode 100644
index 00000000..0f94ca30
--- /dev/null
+++ b/docs/release_notes/issue383-versioned-defined-by.md
@@ -0,0 +1,3 @@
+### Patch Updates
+
+- Changed the values of `rdfs:isDefinedBy` from the unversioned to the versioned gist IRI: that is, in this release, to `https://w3id.org/semanticarts/ontology/gistCore13.1.0`. Issue [#383](https://github.com/semanticarts/gist/issues/383).