diff --git a/x-pack/plugin/ml/src/test/java/org/elasticsearch/xpack/ml/inference/adaptiveallocations/AdaptiveAllocationsScalerServiceTests.java b/x-pack/plugin/ml/src/test/java/org/elasticsearch/xpack/ml/inference/adaptiveallocations/AdaptiveAllocationsScalerServiceTests.java
index 893e5ee371737..c37eea7f57f6b 100644
--- a/x-pack/plugin/ml/src/test/java/org/elasticsearch/xpack/ml/inference/adaptiveallocations/AdaptiveAllocationsScalerServiceTests.java
+++ b/x-pack/plugin/ml/src/test/java/org/elasticsearch/xpack/ml/inference/adaptiveallocations/AdaptiveAllocationsScalerServiceTests.java
@@ -193,7 +193,7 @@ public void test_scaleUp() {
             return Void.TYPE;
         }).when(client).execute(eq(GetDeploymentStatsAction.INSTANCE), eq(new GetDeploymentStatsAction.Request("test-deployment")), any());
 
-        safeSleep(1200);
+        safeSleep(1500);
 
         verify(client, times(1)).threadPool();
         verify(client, times(1)).execute(eq(GetDeploymentStatsAction.INSTANCE), any(), any());
@@ -287,7 +287,7 @@ public void test_scaleDownToZero_whenNoRequests() {
             return Void.TYPE;
         }).when(client).execute(eq(GetDeploymentStatsAction.INSTANCE), eq(new GetDeploymentStatsAction.Request("test-deployment")), any());
 
-        safeSleep(1200);
+        safeSleep(1500);
 
         verify(client, times(1)).threadPool();
         verify(client, times(1)).execute(eq(GetDeploymentStatsAction.INSTANCE), any(), any());
@@ -354,7 +354,7 @@ public void test_noScaleDownToZero_whenRecentlyScaledUpByOtherNode() {
             return Void.TYPE;
         }).when(client).execute(eq(GetDeploymentStatsAction.INSTANCE), eq(new GetDeploymentStatsAction.Request("test-deployment")), any());
 
-        safeSleep(1200);
+        safeSleep(1500);
 
         verify(client, times(1)).threadPool();
         verify(client, times(1)).execute(eq(GetDeploymentStatsAction.INSTANCE), any(), any());
@@ -508,5 +508,4 @@ private StartTrainedModelDeploymentAction.TaskParams taskParams(int numAllocatio
             100L
         );
     }
-
 }