diff --git a/elastic-ctr/client/demo/demo.cpp b/elastic-ctr/client/demo/demo.cpp
index 2553697fb51f41678dab7daa9fb4119c68f66db1..59a094ee94839822e918d61c21334415c7cee606 100644
--- a/elastic-ctr/client/demo/demo.cpp
+++ b/elastic-ctr/client/demo/demo.cpp
@@ -30,7 +30,7 @@ DEFINE_int32(batch_size, 10, "Infernce batch_size");
 DEFINE_string(test_file, "", "test file");
 
 const int VARIABLE_NAME_LEN = 256;
-const int CTR_EMBEDDING_TABLE_SIZE = 400000001;
+const int CTR_EMBEDDING_TABLE_SIZE = 100000001;
 
 struct Sample {
   std::map<std::string, std::vector<uint64_t>> slots;
diff --git a/elastic-ctr/client/demo/elastic_ctr.py b/elastic-ctr/client/demo/elastic_ctr.py
index abd53ff26a8fea6680942d7359dc06682dd632c2..30873437c67d58c3a816ad344019bbeaa7503d54 100644
--- a/elastic-ctr/client/demo/elastic_ctr.py
+++ b/elastic-ctr/client/demo/elastic_ctr.py
@@ -22,7 +22,7 @@ from elastic_ctr_api import ElasticCTRAPI
 BATCH_SIZE = 3
 SERVING_IP = "127.0.0.1"
 SLOT_CONF_FILE = "./conf/slot.conf"
-CTR_EMBEDDING_TABLE_SIZE = 400000001
+CTR_EMBEDDING_TABLE_SIZE = 100000001
 SLOTS = []