diff --git a/ace_config.gni b/ace_config.gni
index 3938ec610fba8616d892340b051bb5997efa6638..bff3b7ef68109f01c505624378863aee21b91c7a 100644
--- a/ace_config.gni
+++ b/ace_config.gni
@@ -41,6 +41,9 @@ declare_args() {
   # Enable atomic for building.
   ace_engine_feature_enable_atomic = false
 
+  # Set Instruction Sched Model
+  ace_engine_feature_sched_model = ""
+
   # Enable test coverage
   ace_engine_feature_enable_coverage = false
 
diff --git a/build/BUILD.gn b/build/BUILD.gn
index 7504c6fe7752f3fb218e7ed26a998e1f5986c38f..e34c1fc49651829250004d54c099cbf8bfcfbb40 100644
--- a/build/BUILD.gn
+++ b/build/BUILD.gn
@@ -103,6 +103,10 @@ config("ace_engine_public_config") {
 
 config("lto_link_config") {
   ldflags = [ "-Wl,--lto-O2" ]
+  if (ace_engine_feature_enable_pgo && enable_enhanced_opt) {
+    ldflags +=
+        [ "-Wl,-mllvm,-force-sched-model=${ace_engine_feature_sched_model}" ]
+  }
 }
 
 ohos_shared_library("libace_compatible") {