diff --git a/base/BUILD.gn b/base/BUILD.gn
index cd3ad8d744643b1cabc13fc40426366abc96afa6..46bf641d24eef340889fbe161d3c33838d3b4c32 100644
--- a/base/BUILD.gn
+++ b/base/BUILD.gn
@@ -110,6 +110,7 @@ ohos_static_library("utilsbase") {
     configs = [ ":utils_coverage_config" ]
     all_dependent_configs = [ ":utils_all_dependent_configs" ]
     public_deps = [ "//third_party/bounds_checking_function:libsec_static" ]
+    defines = [ "IOS_PLATFORM" ]
 
     subsystem_name = "commonlibrary"
     part_name = "c_utils"