diff --git a/localstack-core/localstack/services/dynamodb/provider.py b/localstack-core/localstack/services/dynamodb/provider.py
index cac009a009b6a..72fcfbce03519 100644
--- a/localstack-core/localstack/services/dynamodb/provider.py
+++ b/localstack-core/localstack/services/dynamodb/provider.py
@@ -851,6 +851,10 @@ def update_table(
 
         SchemaExtractor.invalidate_table_schema(table_name, context.account_id, global_table_region)
 
+        schema = SchemaExtractor.get_table_schema(
+            table_name, context.account_id, global_table_region
+        )
+
         # TODO: DDB streams must also be created for replicas
         if update_table_input.get("StreamSpecification"):
             create_dynamodb_stream(
@@ -860,7 +864,7 @@ def update_table(
                 result["TableDescription"].get("LatestStreamLabel"),
             )
 
-        return result
+        return UpdateTableOutput(TableDescription=schema["Table"])
 
     def list_tables(
         self,
diff --git a/localstack-core/localstack/services/dynamodb/v2/provider.py b/localstack-core/localstack/services/dynamodb/v2/provider.py
index 500c07f4c201d..c264febc672c5 100644
--- a/localstack-core/localstack/services/dynamodb/v2/provider.py
+++ b/localstack-core/localstack/services/dynamodb/v2/provider.py
@@ -614,7 +614,7 @@ def update_table(
         global_table_region = self.get_global_table_region(context, table_name)
 
         try:
-            result = self._forward_request(context=context, region=global_table_region)
+            self._forward_request(context=context, region=global_table_region)
         except CommonServiceException as exc:
             # DynamoDBLocal refuses to update certain table params and raises.
             # But we still need to update this info in LocalStack stores
@@ -689,7 +689,11 @@ def update_table(
 
         SchemaExtractor.invalidate_table_schema(table_name, context.account_id, global_table_region)
 
-        return result
+        schema = SchemaExtractor.get_table_schema(
+            table_name, context.account_id, global_table_region
+        )
+
+        return UpdateTableOutput(TableDescription=schema["Table"])
 
     def list_tables(
         self,
diff --git a/tests/aws/services/dynamodb/test_dynamodb.py b/tests/aws/services/dynamodb/test_dynamodb.py
index 07651bb388ca2..6bc47a51d4907 100644
--- a/tests/aws/services/dynamodb/test_dynamodb.py
+++ b/tests/aws/services/dynamodb/test_dynamodb.py
@@ -1653,6 +1653,40 @@ def test_dynamodb_create_table_with_partial_sse_specification(
         result = aws_client.dynamodb.describe_table(TableName=table_name)
         assert "SSESpecification" not in result["Table"]
 
+    @markers.aws.validated
+    def test_dynamodb_update_table_without_sse_specification_change(
+        self, dynamodb_create_table_with_parameters, snapshot, aws_client
+    ):
+        table_name = f"test_table_{short_uid()}"
+
+        sse_specification = {"Enabled": True}
+
+        result = dynamodb_create_table_with_parameters(
+            TableName=table_name,
+            KeySchema=[{"AttributeName": PARTITION_KEY, "KeyType": "HASH"}],
+            AttributeDefinitions=[{"AttributeName": PARTITION_KEY, "AttributeType": "S"}],
+            ProvisionedThroughput={"ReadCapacityUnits": 5, "WriteCapacityUnits": 5},
+            SSESpecification=sse_specification,
+            Tags=TEST_DDB_TAGS,
+        )
+        snapshot.match("SSEDescription", result["TableDescription"]["SSEDescription"])
+
+        kms_master_key_arn = result["TableDescription"]["SSEDescription"]["KMSMasterKeyArn"]
+        result = aws_client.kms.describe_key(KeyId=kms_master_key_arn)
+        snapshot.match("KMSDescription", result)
+
+        result = aws_client.dynamodb.update_table(
+            TableName=table_name, BillingMode="PAY_PER_REQUEST"
+        )
+        snapshot.match(
+            "update-table-unchanged-sse-spec", result["TableDescription"]["SSEDescription"]
+        )
+
+        # Verify that SSEDescription exists and remains unchanged after update_table
+        assert result["TableDescription"]["SSEDescription"]["Status"] == "ENABLED"
+        assert result["TableDescription"]["SSEDescription"]["SSEType"] == "KMS"
+        assert result["TableDescription"]["SSEDescription"]["KMSMasterKeyArn"] == kms_master_key_arn
+
     @markers.aws.validated
     def test_dynamodb_get_batch_items(
         self, dynamodb_create_table_with_parameters, snapshot, aws_client
diff --git a/tests/aws/services/dynamodb/test_dynamodb.snapshot.json b/tests/aws/services/dynamodb/test_dynamodb.snapshot.json
index 2ad2829c47716..04796e5e5ac11 100644
--- a/tests/aws/services/dynamodb/test_dynamodb.snapshot.json
+++ b/tests/aws/services/dynamodb/test_dynamodb.snapshot.json
@@ -1417,5 +1417,44 @@
         ]
       }
     }
+  },
+  "tests/aws/services/dynamodb/test_dynamodb.py::TestDynamoDB::test_dynamodb_update_table_without_sse_specification_change": {
+    "recorded-date": "09-12-2024, 16:09:53",
+    "recorded-content": {
+      "SSEDescription": {
+        "KMSMasterKeyArn": "arn:<partition>:kms:<region>:111111111111:key/<uuid:1>",
+        "SSEType": "KMS",
+        "Status": "ENABLED"
+      },
+      "KMSDescription": {
+        "KeyMetadata": {
+          "AWSAccountId": "111111111111",
+          "Arn": "arn:<partition>:kms:<region>:111111111111:key/<uuid:1>",
+          "CreationDate": "datetime",
+          "CustomerMasterKeySpec": "SYMMETRIC_DEFAULT",
+          "Description": "Default key that protects my DynamoDB data when no other key is defined",
+          "Enabled": true,
+          "EncryptionAlgorithms": [
+            "SYMMETRIC_DEFAULT"
+          ],
+          "KeyId": "<uuid:1>",
+          "KeyManager": "AWS",
+          "KeySpec": "SYMMETRIC_DEFAULT",
+          "KeyState": "Enabled",
+          "KeyUsage": "ENCRYPT_DECRYPT",
+          "MultiRegion": false,
+          "Origin": "AWS_KMS"
+        },
+        "ResponseMetadata": {
+          "HTTPHeaders": {},
+          "HTTPStatusCode": 200
+        }
+      },
+      "update-table-unchanged-sse-spec": {
+        "KMSMasterKeyArn": "arn:<partition>:kms:<region>:111111111111:key/<uuid:1>",
+        "SSEType": "KMS",
+        "Status": "ENABLED"
+      }
+    }
   }
 }
diff --git a/tests/aws/services/dynamodb/test_dynamodb.validation.json b/tests/aws/services/dynamodb/test_dynamodb.validation.json
index ef5f8c6df8514..423483aefc2e2 100644
--- a/tests/aws/services/dynamodb/test_dynamodb.validation.json
+++ b/tests/aws/services/dynamodb/test_dynamodb.validation.json
@@ -53,6 +53,9 @@
   "tests/aws/services/dynamodb/test_dynamodb.py::TestDynamoDB::test_dynamodb_streams_describe_with_exclusive_start_shard_id": {
     "last_validated_date": "2023-10-22T20:27:28+00:00"
   },
+  "tests/aws/services/dynamodb/test_dynamodb.py::TestDynamoDB::test_dynamodb_update_table_without_sse_specification_change": {
+    "last_validated_date": "2024-12-09T16:09:21+00:00"
+  },
   "tests/aws/services/dynamodb/test_dynamodb.py::TestDynamoDB::test_empty_and_binary_values": {
     "last_validated_date": "2023-08-23T14:32:29+00:00"
   },