diff --git a/flex/CMakeLists.txt b/flex/CMakeLists.txt
index c0385658cec2..16e6476230af 100644
--- a/flex/CMakeLists.txt
+++ b/flex/CMakeLists.txt
@@ -16,6 +16,7 @@ option(BUILD_ODPS_FRAGMENT_LOADER "Whether to build odps fragment loader" OFF)
 option(USE_PTHASH "Whether to use pthash" OFF)
 option(OPTIMIZE_FOR_HOST "Whether to optimize on host" ON) # Whether to build optimized code on host
 option(USE_STATIC_ARROW "Whether to use static arrow" ON) # Whether to link arrow statically, default is ON
+option(ENABLE_OTEL "Whether to enable otel" OFF)
 
 #print options
 message(STATUS "Build test: ${BUILD_TEST}")
@@ -164,14 +165,16 @@ endif ()
 find_package(Protobuf REQUIRED)
 include_directories(${Protobuf_INCLUDE_DIRS})
 
-find_package(opentelemetry-cpp CONFIG)
-if (OPENTELEMETRY_CPP_FOUND)
-    message(STATUS "opentelemetry-cpp found")
-    find_package(CURL REQUIRED)
-    add_definitions(-DHAVE_OPENTELEMETRY_CPP)
-else()
-    message(STATUS "opentelemetry-cpp not found, build without opentelemetry-cpp")
-endif ()
+if (ENABLE_OTEL)
+    find_package(opentelemetry-cpp CONFIG)
+    if (OPENTELEMETRY_CPP_FOUND)
+        message(STATUS "opentelemetry-cpp found")
+        find_package(CURL REQUIRED)
+        add_definitions(-DHAVE_OPENTELEMETRY_CPP)
+    else()
+        message(STATUS "opentelemetry-cpp not found, build without opentelemetry-cpp")
+    endif ()
+endif()
 
 # Find Doxygen
 if (BUILD_DOC)