diff --git a/sdk/cosmos/azure-spring-data-cosmos/src/main/java/com/azure/spring/data/cosmos/Constants.java b/sdk/cosmos/azure-spring-data-cosmos/src/main/java/com/azure/spring/data/cosmos/Constants.java
index 58b945d2d507..47548ad5b229 100644
--- a/sdk/cosmos/azure-spring-data-cosmos/src/main/java/com/azure/spring/data/cosmos/Constants.java
+++ b/sdk/cosmos/azure-spring-data-cosmos/src/main/java/com/azure/spring/data/cosmos/Constants.java
@@ -10,7 +10,6 @@
 public final class Constants {
 
     public static final String DEFAULT_COLLECTION_NAME = "";
-    public static final String DEFAULT_REQUEST_UNIT = "4000";
     public static final boolean DEFAULT_INDEXINGPOLICY_AUTOMATIC = true;
     public static final IndexingMode DEFAULT_INDEXINGPOLICY_MODE = IndexingMode.CONSISTENT;
     public static final String DEFAULT_REPOSITORY_IMPLEMENT_POSTFIX = "Impl";
diff --git a/sdk/cosmos/azure-spring-data-cosmos/src/main/java/com/azure/spring/data/cosmos/core/CosmosTemplate.java b/sdk/cosmos/azure-spring-data-cosmos/src/main/java/com/azure/spring/data/cosmos/core/CosmosTemplate.java
index 2fbe470dc45a..7b0043ca791b 100644
--- a/sdk/cosmos/azure-spring-data-cosmos/src/main/java/com/azure/spring/data/cosmos/core/CosmosTemplate.java
+++ b/sdk/cosmos/azure-spring-data-cosmos/src/main/java/com/azure/spring/data/cosmos/core/CosmosTemplate.java
@@ -14,6 +14,7 @@
 import com.azure.data.cosmos.CosmosClient;
 import com.azure.data.cosmos.CosmosContainerProperties;
 import com.azure.data.cosmos.CosmosContainerResponse;
+import com.azure.data.cosmos.CosmosDatabase;
 import com.azure.data.cosmos.PartitionKey;
 import com.azure.spring.data.cosmos.common.CosmosdbUtils;
 import com.azure.spring.data.cosmos.common.Memoizer;
@@ -402,9 +403,17 @@ public CosmosContainerProperties createContainerIfNotExists(CosmosEntityInformat
                         + information.getPartitionKeyFieldName());
                 cosmosContainerProperties.defaultTimeToLive(information.getTimeToLive());
                 cosmosContainerProperties.indexingPolicy(information.getIndexingPolicy());
-                return cosmosDatabaseResponse
-                    .database()
-                    .createContainerIfNotExists(cosmosContainerProperties, information.getRequestUnit())
+                
+                CosmosDatabase database = cosmosDatabaseResponse.database();
+                Mono<CosmosContainerResponse> mono = null;
+                
+                if (information.getRequestUnit() == null) {
+                    mono = database.createContainerIfNotExists(cosmosContainerProperties);
+                } else {
+                    mono = database.createContainerIfNotExists(cosmosContainerProperties, information.getRequestUnit());
+                }
+                
+                return mono
                     .onErrorResume(throwable ->
                         CosmosDBExceptionUtils.exceptionHandler("Failed to create container", throwable))
                     .doOnNext(cosmosContainerResponse ->
diff --git a/sdk/cosmos/azure-spring-data-cosmos/src/main/java/com/azure/spring/data/cosmos/core/ReactiveCosmosTemplate.java b/sdk/cosmos/azure-spring-data-cosmos/src/main/java/com/azure/spring/data/cosmos/core/ReactiveCosmosTemplate.java
index d7f5528d8c05..b2e0204aed11 100644
--- a/sdk/cosmos/azure-spring-data-cosmos/src/main/java/com/azure/spring/data/cosmos/core/ReactiveCosmosTemplate.java
+++ b/sdk/cosmos/azure-spring-data-cosmos/src/main/java/com/azure/spring/data/cosmos/core/ReactiveCosmosTemplate.java
@@ -13,6 +13,7 @@
 import com.azure.data.cosmos.CosmosClient;
 import com.azure.data.cosmos.CosmosContainerProperties;
 import com.azure.data.cosmos.CosmosContainerResponse;
+import com.azure.data.cosmos.CosmosDatabase;
 import com.azure.data.cosmos.PartitionKey;
 import com.azure.spring.data.cosmos.common.CosmosdbUtils;
 import com.azure.spring.data.cosmos.common.Memoizer;
@@ -120,9 +121,17 @@ public Mono<CosmosContainerResponse> createContainerIfNotExists(CosmosEntityInfo
                     "/" + information.getPartitionKeyFieldName());
                 cosmosContainerProperties.defaultTimeToLive(information.getTimeToLive());
                 cosmosContainerProperties.indexingPolicy(information.getIndexingPolicy());
-                return cosmosDatabaseResponse
-                    .database()
-                    .createContainerIfNotExists(cosmosContainerProperties, information.getRequestUnit())
+                
+                CosmosDatabase database = cosmosDatabaseResponse.database();
+                Mono<CosmosContainerResponse> mono = null;
+                
+                if (information.getRequestUnit() == null) {
+                    mono = database.createContainerIfNotExists(cosmosContainerProperties);
+                } else {
+                    mono = database.createContainerIfNotExists(cosmosContainerProperties, information.getRequestUnit());
+                }
+                
+                return mono
                     .map(cosmosContainerResponse -> {
                         CosmosdbUtils.fillAndProcessResponseDiagnostics(responseDiagnosticsProcessor,
                             cosmosContainerResponse, null);
diff --git a/sdk/cosmos/azure-spring-data-cosmos/src/main/java/com/azure/spring/data/cosmos/core/mapping/Document.java b/sdk/cosmos/azure-spring-data-cosmos/src/main/java/com/azure/spring/data/cosmos/core/mapping/Document.java
index 3a1740610df5..511cea4d7fa3 100644
--- a/sdk/cosmos/azure-spring-data-cosmos/src/main/java/com/azure/spring/data/cosmos/core/mapping/Document.java
+++ b/sdk/cosmos/azure-spring-data-cosmos/src/main/java/com/azure/spring/data/cosmos/core/mapping/Document.java
@@ -27,9 +27,9 @@
 
     /**
      * To set request unit
-     * @return default as 4000
+     * @return default as ""
      */
-    String ru() default Constants.DEFAULT_REQUEST_UNIT;
+    String ru() default "";
 
     /**
      * To set the ttl of container level
diff --git a/sdk/cosmos/azure-spring-data-cosmos/src/main/java/com/azure/spring/data/cosmos/repository/support/CosmosEntityInformation.java b/sdk/cosmos/azure-spring-data-cosmos/src/main/java/com/azure/spring/data/cosmos/repository/support/CosmosEntityInformation.java
index 940e9e91b751..268a2c6914d8 100644
--- a/sdk/cosmos/azure-spring-data-cosmos/src/main/java/com/azure/spring/data/cosmos/repository/support/CosmosEntityInformation.java
+++ b/sdk/cosmos/azure-spring-data-cosmos/src/main/java/com/azure/spring/data/cosmos/repository/support/CosmosEntityInformation.java
@@ -266,7 +266,7 @@ private Field getPartitionKeyField(Class<?> domainType) {
     }
 
     private Integer getRequestUnit(Class<?> domainType) {
-        Integer ru = Integer.parseInt(Constants.DEFAULT_REQUEST_UNIT);
+        Integer ru = null;
         final Document annotation = domainType.getAnnotation(Document.class);
 
         if (annotation != null
diff --git a/sdk/cosmos/azure-spring-data-cosmos/src/test/java/com/azure/spring/data/cosmos/common/TestConstants.java b/sdk/cosmos/azure-spring-data-cosmos/src/test/java/com/azure/spring/data/cosmos/common/TestConstants.java
index 477e0a75fa64..f05aef2174c1 100644
--- a/sdk/cosmos/azure-spring-data-cosmos/src/test/java/com/azure/spring/data/cosmos/common/TestConstants.java
+++ b/sdk/cosmos/azure-spring-data-cosmos/src/test/java/com/azure/spring/data/cosmos/common/TestConstants.java
@@ -19,7 +19,6 @@ public final class TestConstants {
 
     public static final int DEFAULT_TIME_TO_LIVE = -1;
     public static final String DEFAULT_COLLECTION_NAME = "Person";
-    public static final int DEFAULT_REQUEST_UNIT = 4000;
     public static final boolean DEFAULT_INDEXINGPOLICY_AUTOMATIC = true;
     public static final IndexingMode DEFAULT_INDEXINGPOLICY_MODE = IndexingMode.CONSISTENT;
     public static final String[] DEFAULT_EXCLUDEDPATHS = {};
@@ -31,7 +30,6 @@ public final class TestConstants {
     };
 
     public static final String ROLE_COLLECTION_NAME = "RoleCollectionName";
-    public static final int REQUEST_UNIT = 4000;
     public static final int TIME_TO_LIVE = 5;
     public static final boolean INDEXINGPOLICY_AUTOMATIC = false;
     public static final IndexingMode INDEXINGPOLICY_MODE = IndexingMode.LAZY;
diff --git a/sdk/cosmos/azure-spring-data-cosmos/src/test/java/com/azure/spring/data/cosmos/repository/CosmosAnnotationUnitTest.java b/sdk/cosmos/azure-spring-data-cosmos/src/test/java/com/azure/spring/data/cosmos/repository/CosmosAnnotationUnitTest.java
index 0ffa19fb7a73..2488069f1d14 100644
--- a/sdk/cosmos/azure-spring-data-cosmos/src/test/java/com/azure/spring/data/cosmos/repository/CosmosAnnotationUnitTest.java
+++ b/sdk/cosmos/azure-spring-data-cosmos/src/test/java/com/azure/spring/data/cosmos/repository/CosmosAnnotationUnitTest.java
@@ -40,8 +40,6 @@ public void testDefaultIndexingPolicyAnnotation() {
         // ContainerName, RequestUnit, Automatic and IndexingMode
         Assert.isTrue(personInfo.getContainerName().equals(NoDBAnnotationPerson.class.getSimpleName()),
                 "should be default collection name");
-        Assert.isTrue(personInfo.getRequestUnit() == TestConstants.DEFAULT_REQUEST_UNIT,
-                "should be default request unit");
         Assert.isTrue(policy.automatic() == TestConstants.DEFAULT_INDEXINGPOLICY_AUTOMATIC,
                 "should be default indexing policy automatic");
         Assert.isTrue(policy.indexingMode() == TestConstants.DEFAULT_INDEXINGPOLICY_MODE,
@@ -69,8 +67,6 @@ public void testIndexingPolicyAnnotation() {
 
         Assert.isTrue(roleInfo.getContainerName().equals(TestConstants.ROLE_COLLECTION_NAME),
                 "should be Role(class) collection name");
-        Assert.isTrue(roleInfo.getRequestUnit() == TestConstants.REQUEST_UNIT,
-                "should be Role(class) request unit");
         Assert.isTrue(policy.automatic() == TestConstants.INDEXINGPOLICY_AUTOMATIC,
                 "should be Role(class) indexing policy automatic");
         Assert.isTrue(policy.indexingMode() == TestConstants.INDEXINGPOLICY_MODE,