diff --git a/src/main/java/edu/harvard/iq/dataverse/search/SearchServiceBean.java b/src/main/java/edu/harvard/iq/dataverse/search/SearchServiceBean.java
index cda7c53a9e5..bc24eb949b4 100644
--- a/src/main/java/edu/harvard/iq/dataverse/search/SearchServiceBean.java
+++ b/src/main/java/edu/harvard/iq/dataverse/search/SearchServiceBean.java
@@ -775,6 +775,10 @@ public SolrQueryResponse search(
                         }
                     } else {
                         try {
+                            // This is where facets are capitalized.
+                            // This will be a problem for the API clients because they get back a string like this from the Search API...
+                            // {"datasetType_s":{"friendly":"Dataset Type","labels":[{"Dataset":1},{"Software":1}]}
+                            // ... but they will need to use the lower case version (e.g. "software") to narrow results.
                            localefriendlyName = BundleUtil.getStringFromPropertyFile(facetFieldCount.getName(), "Bundle");
                         } catch (Exception e) {
                            localefriendlyName = facetFieldCount.getName();
diff --git a/src/main/java/propertyFiles/Bundle.properties b/src/main/java/propertyFiles/Bundle.properties
index 4b366522966..76374edb07e 100644
--- a/src/main/java/propertyFiles/Bundle.properties
+++ b/src/main/java/propertyFiles/Bundle.properties
@@ -3,7 +3,17 @@ newDataverse=New Dataverse
 hostDataverse=Host Dataverse
 dataverses=Dataverses
 passwd=Password
+# BEGIN dataset types
+# `dataset=Dataset` has been here since 4.0 but now that we have dataset types,
+# we need to add the rest of the types here for two reasons. First, we want
+# translators to be able to translate these types. Second, in English it looks
+# weird to have only "Dataset" capitalized in the facet but not "software" and
+# "workflow". This capitalization (looking up here in the bundel) is done by
+# SearchServiceBean near the comment "This is where facets are capitalized".
 dataset=Dataset
+software=Software
+workflow=Workflow
+# END dataset types
 datasets=Datasets
 newDataset=New Dataset
 files=Files