diff --git a/internal/core/thirdparty/knowhere/CMakeLists.txt b/internal/core/thirdparty/knowhere/CMakeLists.txt
index 79670b0668..3cd1db5b84 100644
--- a/internal/core/thirdparty/knowhere/CMakeLists.txt
+++ b/internal/core/thirdparty/knowhere/CMakeLists.txt
@@ -11,8 +11,8 @@
 # or implied. See the License for the specific language governing permissions and limitations under the License.
 #-------------------------------------------------------------------------------
 
-set( KNOWHERE_VERSION v1.3.5 )
-set( KNOWHERE_SOURCE_MD5 "35782cd10f8fba821734750118ff5cef")
+set( KNOWHERE_VERSION v1.3.6 )
+set( KNOWHERE_SOURCE_MD5 "e711e204a3a6c4918352d464c0b87793")
 
 if ( DEFINED ENV{MILVUS_KNOWHERE_URL} )
     set( KNOWHERE_SOURCE_URL "$ENV{MILVUS_KNOWHERE_URL}" )