diff --git a/src/plugins/vis_type_timeseries/public/application/components/lib/get_supported_fields_by_metric_type.js b/src/plugins/vis_type_timeseries/public/application/components/lib/get_supported_fields_by_metric_type.js
index d57b722c3a73c..146e7a4bae15a 100644
--- a/src/plugins/vis_type_timeseries/public/application/components/lib/get_supported_fields_by_metric_type.js
+++ b/src/plugins/vis_type_timeseries/public/application/components/lib/get_supported_fields_by_metric_type.js
@@ -25,7 +25,7 @@ export function getSupportedFieldsByMetricType(type) {
     case METRIC_TYPES.CARDINALITY:
       return Object.values(KBN_FIELD_TYPES).filter((t) => t !== KBN_FIELD_TYPES.HISTOGRAM);
     case METRIC_TYPES.VALUE_COUNT:
-      return [KBN_FIELD_TYPES.NUMBER, KBN_FIELD_TYPES.HISTOGRAM, KBN_FIELD_TYPES.STRING];
+      return Object.values(KBN_FIELD_TYPES);
     case METRIC_TYPES.AVERAGE:
     case METRIC_TYPES.SUM:
       return [KBN_FIELD_TYPES.NUMBER, KBN_FIELD_TYPES.HISTOGRAM];
diff --git a/src/plugins/vis_type_timeseries/public/application/components/lib/get_supported_fields_by_metric_type.test.js b/src/plugins/vis_type_timeseries/public/application/components/lib/get_supported_fields_by_metric_type.test.js
index ae07fee67dc38..4aed5348c0c18 100644
--- a/src/plugins/vis_type_timeseries/public/application/components/lib/get_supported_fields_by_metric_type.test.js
+++ b/src/plugins/vis_type_timeseries/public/application/components/lib/get_supported_fields_by_metric_type.test.js
@@ -18,22 +18,23 @@
  */
 
 import { getSupportedFieldsByMetricType } from './get_supported_fields_by_metric_type';
+import { KBN_FIELD_TYPES } from '../../../../../../plugins/data/public';
 
 describe('getSupportedFieldsByMetricType', () => {
   const shouldHaveHistogramAndNumbers = (type) =>
     it(`should return numbers and histogram for ${type}`, () => {
       expect(getSupportedFieldsByMetricType(type)).toEqual(['number', 'histogram']);
     });
-  const shouldHaveHistogramNumbersAndStrings = (type) =>
-    it(`should return numbers, histogram and strings for ${type}`, () => {
-      expect(getSupportedFieldsByMetricType(type)).toEqual(['number', 'histogram', 'string']);
+  const shouldSupportAllFieldTypes = (type) =>
+    it(`should return all field types for ${type}`, () => {
+      expect(getSupportedFieldsByMetricType(type)).toEqual(Object.values(KBN_FIELD_TYPES));
     });
   const shouldHaveOnlyNumbers = (type) =>
     it(`should return only numbers for ${type}`, () => {
       expect(getSupportedFieldsByMetricType(type)).toEqual(['number']);
     });
 
-  shouldHaveHistogramNumbersAndStrings('value_count');
+  shouldSupportAllFieldTypes('value_count');
   shouldHaveHistogramAndNumbers('avg');
   shouldHaveHistogramAndNumbers('sum');