diff --git a/backend_ops/CMakeLists.txt b/backend_ops/CMakeLists.txt
index 187c09697..89920bc8a 100644
--- a/backend_ops/CMakeLists.txt
+++ b/backend_ops/CMakeLists.txt
@@ -1,4 +1,4 @@
-set(CMAKE_CXX_STANDARD 11)
+set(CMAKE_CXX_STANDARD 14)
 set(CMAKE_CXX_FLAGS_RELEASE "-O3")
 
 set(CMAKE_ARCHIVE_OUTPUT_DIRECTORY ${CMAKE_BINARY_DIR}/lib)
diff --git a/backend_ops/tensorrt/CMakeLists.txt b/backend_ops/tensorrt/CMakeLists.txt
index b8d847577..e48374632 100644
--- a/backend_ops/tensorrt/CMakeLists.txt
+++ b/backend_ops/tensorrt/CMakeLists.txt
@@ -47,7 +47,7 @@ endif()
 
 set(CUDA_NVCC_FLAGS_DEBUG "-g -O0")
 set(CUDA_NVCC_FLAGS_RELEASE "-O3")
-set(CUDA_NVCC_FLAGS "-std=c++11 ${CUDA_NVCC_FLAGS}")
+set(CUDA_NVCC_FLAGS "-std=c++14 ${CUDA_NVCC_FLAGS}")
 set(CMAKE_CUDA_FLAGS "${CMAKE_CUDA_FLAGS} ${CUDA_NVCC_FLAGS} ${_NVCC_FLAGS}")
 
 # tensorrt