diff --git a/ggml/src/ggml-cann/CMakeLists.txt b/ggml/src/ggml-cann/CMakeLists.txt
index a0e152c9c..d60b8af63 100644
--- a/ggml/src/ggml-cann/CMakeLists.txt
+++ b/ggml/src/ggml-cann/CMakeLists.txt
@@ -48,7 +48,6 @@ if (CANN_INSTALL_DIR)
     string(TOLOWER ${SOC_TYPE} SOC_VERSION)
     string(FIND "${SOC_VERSION}" "ascend310p" FIRST_310P_INDEX)
     if(FIRST_310P_INDEX GREATER -1)
-        #add_compile_definitions(ASCEND_310P)
         target_compile_definitions(ggml-cann PRIVATE ASCEND_310P)
     endif()
     message(STATUS "CANN: Compile llama.cpp with ${SOC_TYPE}.")