diff --git a/ardcvocabs/src/main/java/au/org/aodn/ardcvocabs/model/ArdcCurrentPaths.java b/ardcvocabs/src/main/java/au/org/aodn/ardcvocabs/model/ArdcCurrentPaths.java
index 0327b435..1644c25b 100644
--- a/ardcvocabs/src/main/java/au/org/aodn/ardcvocabs/model/ArdcCurrentPaths.java
+++ b/ardcvocabs/src/main/java/au/org/aodn/ardcvocabs/model/ArdcCurrentPaths.java
@@ -21,9 +21,9 @@ public enum ArdcCurrentPaths {
     private final String categoryCurrent;
     private final String vocabCurrent;
 
-    ArdcCurrentPaths(String categoryRoot, String vocabRoot) {
-        String rootHostname = "https://vocabs.ardc.edu.au/repository/api/lda/aodn";
-        this.categoryCurrent = rootHostname + categoryRoot;
-        this.vocabCurrent = rootHostname + vocabRoot;
+    ArdcCurrentPaths(String categoryCurrent, String vocabCurrent) {
+        String baseUrl = "https://vocabs.ardc.edu.au/repository/api/lda/aodn";
+        this.categoryCurrent = baseUrl + categoryCurrent;
+        this.vocabCurrent = baseUrl + vocabCurrent;
     }
 }
diff --git a/indexer/src/main/java/au/org/aodn/esindexer/utils/VocabsIndexUtils.java b/indexer/src/main/java/au/org/aodn/esindexer/utils/VocabsIndexUtils.java
index 683f6441..3dcb15e6 100644
--- a/indexer/src/main/java/au/org/aodn/esindexer/utils/VocabsIndexUtils.java
+++ b/indexer/src/main/java/au/org/aodn/esindexer/utils/VocabsIndexUtils.java
@@ -62,7 +62,7 @@ public void scheduledRefreshVocabsData() {
                 vocabService.populateVocabsData(latestResolvedPathCollection);
                 refreshCaches();
 
-                // Synchronize the update of the shared resource (storedResolvedPathCollection)
+                // update the head if there are new versions
                 synchronized (this) {
                     storedResolvedPathCollection = latestResolvedPathCollection;
                     log.info("Updated storedResolvedPathCollection with the latest data.");