diff --git a/api/src/main/java/io/kafbat/ui/service/metrics/prometheus/PrometheusMetricsExposer.java b/api/src/main/java/io/kafbat/ui/service/metrics/prometheus/PrometheusMetricsExposer.java
index a90e65247..b6cf6935c 100644
--- a/api/src/main/java/io/kafbat/ui/service/metrics/prometheus/PrometheusMetricsExposer.java
+++ b/api/src/main/java/io/kafbat/ui/service/metrics/prometheus/PrometheusMetricsExposer.java
@@ -7,7 +7,6 @@
 import com.google.common.annotations.VisibleForTesting;
 import io.kafbat.ui.model.Metrics;
 import io.kafbat.ui.util.MetricsUtils;
-import io.prometheus.metrics.expositionformats.OpenMetricsTextFormatWriter;
 import io.prometheus.metrics.expositionformats.PrometheusTextFormatWriter;
 import io.prometheus.metrics.model.snapshots.MetricSnapshot;
 import io.prometheus.metrics.model.snapshots.MetricSnapshots;
@@ -30,7 +29,7 @@ public final class PrometheusMetricsExposer {
 
   static {
     PROMETHEUS_EXPOSE_ENDPOINT_HEADERS = new HttpHeaders();
-    PROMETHEUS_EXPOSE_ENDPOINT_HEADERS.set(CONTENT_TYPE, OpenMetricsTextFormatWriter.CONTENT_TYPE);
+    PROMETHEUS_EXPOSE_ENDPOINT_HEADERS.set(CONTENT_TYPE, PrometheusTextFormatWriter.CONTENT_TYPE);
   }
 
   private PrometheusMetricsExposer() {