diff --git a/cc/config/global.go b/cc/config/global.go
index a170652..e5cb7ee 100644
--- a/cc/config/global.go
+++ b/cc/config/global.go
@@ -46,6 +46,7 @@
 
 		"-O2",
 		"-g",
+		"-fdebug-info-for-profiling",
 
 		"-fno-strict-aliasing",
 
diff --git a/cc/pgo.go b/cc/pgo.go
index 439d2f7..3cf550a 100644
--- a/cc/pgo.go
+++ b/cc/pgo.go
@@ -41,7 +41,6 @@
 var pgoProfileProjectsConfigKey = android.NewOnceKey("PgoProfileProjects")
 
 const profileInstrumentFlag = "-fprofile-generate=/data/local/tmp"
-const profileSamplingFlag = "-gmlt -fdebug-info-for-profiling"
 const profileUseInstrumentFormat = "-fprofile-use=%s"
 const profileUseSamplingFormat = "-fprofile-sample-accurate -fprofile-sample-use=%s"
 
@@ -100,9 +99,6 @@
 }
 func (props *PgoProperties) addSamplingProfileGatherFlags(ctx ModuleContext, flags Flags) Flags {
 	flags.Local.CFlags = append(flags.Local.CFlags, props.Pgo.Cflags...)
-
-	flags.Local.CFlags = append(flags.Local.CFlags, profileSamplingFlag)
-	flags.Local.LdFlags = append(flags.Local.LdFlags, profileSamplingFlag)
 	return flags
 }