diff --git a/CHANGELOG.md b/CHANGELOG.md
index 951494dddc..221a6891dd 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -44,6 +44,7 @@ Please mark all change in change log and use the issue from GitHub
 -   \#1532 Search with ivf_flat failed with open-dataset: sift-256-hamming
 -   \#1535 Degradation searching performance with metric_type: binary_idmap
 -   \#1556 Index file not created after table and index created
+-   \#1560 Search crashed with Super-high dimensional binary vector
 
 ## Feature
 -   \#216 Add CLI to get server info
diff --git a/core/src/wrapper/ConfAdapter.cpp b/core/src/wrapper/ConfAdapter.cpp
index 7742f3bab7..db06504def 100644
--- a/core/src/wrapper/ConfAdapter.cpp
+++ b/core/src/wrapper/ConfAdapter.cpp
@@ -31,7 +31,7 @@ namespace engine {
 #define GPU_MAX_NRPOBE 1024
 #endif
 
-#define DEFAULT_MAX_DIM 16384
+#define DEFAULT_MAX_DIM 32768
 #define DEFAULT_MIN_DIM 1
 #define DEFAULT_MAX_K 16384
 #define DEFAULT_MIN_K 1
diff --git a/core/unittest/wrapper/test_wrapper.cpp b/core/unittest/wrapper/test_wrapper.cpp
index ba3ed0f1a1..65e672e8c6 100644
--- a/core/unittest/wrapper/test_wrapper.cpp
+++ b/core/unittest/wrapper/test_wrapper.cpp
@@ -85,7 +85,7 @@ INSTANTIATE_TEST_CASE_P(
 // std::make_tuple(milvus::engine::IndexType::NSG_MIX, "Default", 128, 250000, 10, 10),
 #endif
         // std::make_tuple(milvus::engine::IndexType::SPTAG_KDT_RNT_CPU, "Default", 128, 100, 10, 10),
-        // std::make_tuple(milvus::engine::IndexType::SPTAG_BKT_RNT_CPU, "Default", 128, 100, 10, 10),
+        // std::make_tuple(milvus::engine::IndexType::SPTAG_BKT_RNT_CPU, "Default", 126, 100, 10, 10),
         std::make_tuple(milvus::engine::IndexType::HNSW, "Default", 64, 10000, 5, 10),
         std::make_tuple(milvus::engine::IndexType::FAISS_IDMAP, "Default", 64, 1000, 10, 10),
         std::make_tuple(milvus::engine::IndexType::FAISS_IVFFLAT_CPU, "Default", 64, 1000, 10, 10),