diff --git a/src/main/java/pvws/ws/Vtype2Json.java b/src/main/java/pvws/ws/Vtype2Json.java
index 9bd4380..de6ad98 100644
--- a/src/main/java/pvws/ws/Vtype2Json.java
+++ b/src/main/java/pvws/ws/Vtype2Json.java
@@ -176,6 +176,7 @@ private static void handleNumber(final JsonGenerator g, final VNumber value, fin
         if (last_value == null)
         {
             // Initially, add complete metadata
+            g.writeStringField("vtype", VType.typeOf(value).getSimpleName());
             handleDisplay(g, value.getDisplay());
             // Initial severity
             g.writeStringField("severity", severity.name());
@@ -207,6 +208,7 @@ private static void handleDoubles(final JsonGenerator g, final VNumberArray valu
         if (last_value == null)
         {
             // Initially, add complete metadata
+            g.writeStringField("vtype", VType.typeOf(value).getSimpleName());
             handleDisplay(g, value.getDisplay());
             // Initial severity
             g.writeStringField("severity", severity.name());
@@ -238,6 +240,7 @@ private static void handleInts(final JsonGenerator g, final VNumberArray value,
         if (last_value == null)
         {
             // Initially, add complete metadata
+            g.writeStringField("vtype", VType.typeOf(value).getSimpleName());
             handleDisplay(g, value.getDisplay());
             // Initial severity
             g.writeStringField("severity", severity.name());
@@ -269,6 +272,7 @@ private static void handleEnum(final JsonGenerator g, final VEnum value, final V
         if (last_value == null)
         {
             // Initially, add complete metadata
+            g.writeStringField("vtype", VType.typeOf(value).getSimpleName());
             g.writeArrayFieldStart("labels");
             for (final String label : value.getDisplay().getChoices())
                 g.writeString(label);