diff --git a/libs/telemetry/src/test/java/org/opensearch/telemetry/metrics/DefaultMetricsRegistryTests.java b/libs/telemetry/src/test/java/org/opensearch/telemetry/metrics/DefaultMetricsRegistryTests.java
index 853d6c78c77c9..872f697ade09e 100644
--- a/libs/telemetry/src/test/java/org/opensearch/telemetry/metrics/DefaultMetricsRegistryTests.java
+++ b/libs/telemetry/src/test/java/org/opensearch/telemetry/metrics/DefaultMetricsRegistryTests.java
@@ -63,7 +63,8 @@ public void testHistogram() {
         assertSame(mockHistogram, histogram);
     }
 
-    public void testObservableGauge() {
+    @SuppressWarnings("unchecked")
+    public void testGauge() {
         Closeable mockCloseable = mock(Closeable.class);
         when(
             defaultMeterRegistry.createGauge(any(String.class), any(String.class), any(String.class), any(Supplier.class), any(Tags.class))
diff --git a/plugins/telemetry-otel/src/test/java/org/opensearch/telemetry/metrics/OTelMetricsTelemetryTests.java b/plugins/telemetry-otel/src/test/java/org/opensearch/telemetry/metrics/OTelMetricsTelemetryTests.java
index 8a0de65ea665f..2e89a3c488d5c 100644
--- a/plugins/telemetry-otel/src/test/java/org/opensearch/telemetry/metrics/OTelMetricsTelemetryTests.java
+++ b/plugins/telemetry-otel/src/test/java/org/opensearch/telemetry/metrics/OTelMetricsTelemetryTests.java
@@ -156,7 +156,8 @@ public void testHistogram() {
         verify(mockOTelDoubleHistogram).record(2.0, OTelAttributesConverter.convert(tags));
     }
 
-    public void testObservableGauge() throws Exception {
+    @SuppressWarnings({ "rawtypes", "unchecked" })
+    public void testGauge() throws Exception {
         String observableGaugeName = "test-gauge";
         String description = "test";
         String unit = "1";