diff --git a/BUILD.gn b/BUILD.gn
index 4a23d53a8e4ff40ecd74b928e6664d643c9bcb3d..f544e2e569c0f54b50cbfa736d052511bf90da63 100755
--- a/BUILD.gn
+++ b/BUILD.gn
@@ -15,13 +15,6 @@ if (defined(ohos_lite)) {
 }
 config("harfbuzz_config") {
   include_dirs = [ "//third_party/harfbuzz/src" ]
-  if (board_toolchain_type == "iccarm") {
-    cflags = [
-      "--diag_suppress",
-      "Pa068,Pa093,Pe111,Pa181,Pe128,Pe161,Pe177,Pe185,Pe186,Pe550,Pe554",
-    ]
-    cflags_cc = cflags
-  }
 }
 
 harfbuzz_source = [
@@ -82,6 +75,13 @@ if (defined(ohos_lite)) {
     sources = harfbuzz_source
     defines = [ "HAVE_PTHREAD = 1" ]
     public_configs = [ ":harfbuzz_config" ]
+    if (board_toolchain_type == "iccarm") {
+      cflags = [
+        "--diag_suppress",
+        "Pa068,Pa093,Pe111,Pa181,Pe128,Pe161,Pe177,Pe185,Pe186,Pe550,Pe554",
+      ]
+      cflags_cc = cflags
+    }
   }
 } else {
   ohos_static_library("harfbuzz_static") {