diff --git a/src/org/openstreetmap/josm/data/osm/AbstractPrimitive.java b/src/org/openstreetmap/josm/data/osm/AbstractPrimitive.java
index 0836638898..5f8840d3f2 100644
--- a/src/org/openstreetmap/josm/data/osm/AbstractPrimitive.java
+++ b/src/org/openstreetmap/josm/data/osm/AbstractPrimitive.java
@@ -918,7 +918,6 @@ public static Collection<String> getDiscardableKeys() {
             discardable = new HashSet<>(Config.getPref().getList("tags.discardable",
                     Arrays.asList(
                             "created_by",
-                            "converted_by",
                             "current_id", /* prevent export of this JOSM internal information, see OsmReader */
                             "geobase:datasetName",
                             "geobase:uuid",
diff --git a/src/org/openstreetmap/josm/data/validation/tests/UntaggedNode.java b/src/org/openstreetmap/josm/data/validation/tests/UntaggedNode.java
index 737d4179c1..1e07b6e4ab 100644
--- a/src/org/openstreetmap/josm/data/validation/tests/UntaggedNode.java
+++ b/src/org/openstreetmap/josm/data/validation/tests/UntaggedNode.java
@@ -75,9 +75,9 @@ public void visitKeyValue(Tagged n, String key, String value) {
             /* translation note: don't translate quoted words */
             msg = marktr("Has key ''note'' or ''comment'' or ''description''");
             code = UNTAGGED_NODE_NOTE;
-        } else if (key.startsWith("created_by") || key.startsWith("converted_by")) {
+        } else if (key.startsWith("created_by")) {
             /* translation note: don't translate quoted words */
-            msg = marktr("Has key ''created_by'' or ''converted_by''");
+            msg = marktr("Has key ''created_by''");
             code = UNTAGGED_NODE_CREATED_BY;
         } else if (key.startsWith("watch")) {
             /* translation note: don't translate quoted words */