diff --git a/ui-ngx/src/app/core/api/entity-data-subscription.ts b/ui-ngx/src/app/core/api/entity-data-subscription.ts
index 3adda4cd27..63c25bdfa2 100644
--- a/ui-ngx/src/app/core/api/entity-data-subscription.ts
+++ b/ui-ngx/src/app/core/api/entity-data-subscription.ts
@@ -1135,7 +1135,7 @@ export class EntityDataSubscription {
             this.datasourceOrigData[dataIndex][datasourceKey].data.push([series[0], series[1], series[2]]);
             let value = EntityDataSubscription.convertValue(series[1]);
             if (dataKey.postFunc) {
-              value = dataKey.postFunc.execute(time, value, prevSeries[1], prevOrigSeries[0], prevOrigSeries[1]);
+              value = this.utils.customTranslation(dataKey.postFunc.execute(time, value, prevSeries[1], prevOrigSeries[0], prevOrigSeries[1]));
             }
             prevOrigSeries = [series[0], series[1], series[2]];
             series = [series[0], value, series[2]];
@@ -1150,7 +1150,7 @@ export class EntityDataSubscription {
             this.datasourceOrigData[dataIndex][datasourceKey].data.push([series[0], series[1], series[2]]);
             let value = EntityDataSubscription.convertValue(series[1]);
             if (dataKey.postFunc) {
-              value = dataKey.postFunc.execute(time, value, prevSeries[1], prevOrigSeries[0], prevOrigSeries[1]);
+              value = this.utils.customTranslation(dataKey.postFunc.execute(time, value, prevSeries[1], prevOrigSeries[0], prevOrigSeries[1]));
             }
             series = [time, value, series[2]];
             data.push([series[0], series[1], series[2]]);