diff --git a/src/__tests__/definitions/invalid-map-ob-link.json b/src/__tests__/definitions/invalid-map-ob-link.json
index 39c50fc..0f35049 100644
--- a/src/__tests__/definitions/invalid-map-ob-link.json
+++ b/src/__tests__/definitions/invalid-map-ob-link.json
@@ -1,5 +1,5 @@
 {
-  "Comment": "An example of the Amazon States Language using a map state to map over items in parallel.",
+  "Comment": "The link to \"Final State\" from within the Iterator is invalid since the target state is defined outside of the Iterator",
   "StartAt": "Map",
   "States": {
     "Map": {
diff --git a/src/__tests__/definitions/invalid-parallel-ob-link.json b/src/__tests__/definitions/invalid-parallel-ob-link.json
index 038d8ff..5d40645 100644
--- a/src/__tests__/definitions/invalid-parallel-ob-link.json
+++ b/src/__tests__/definitions/invalid-parallel-ob-link.json
@@ -1,5 +1,5 @@
 {
-  "Comment": "An example of the Amazon States Language using a parallel state to execute two branches at the same time.",
+  "Comment": "The link to the \"Final State\" within the Choice is invalid because it targets a state outside of its parent branch",
   "StartAt": "Parallel",
   "States": {
     "Parallel": {
diff --git a/src/validator.js b/src/validator.js
index b1d6c3d..0f8c956 100644
--- a/src/validator.js
+++ b/src/validator.js
@@ -62,7 +62,7 @@ function validator(definition) {
         errorList.push(ajv.errorsText(ajv.errors, { separator }));
       }
       errorList.push(missingTransitionTargetErrors.map(formatError).join(separator));
-      errorList.push(transitionErrors.join(separator));
+      errorList.push(transitionErrors.map(formatError).join(separator));
       return errorList.join(separator);
     },
   };