diff --git a/samples/runner/flag.go b/samples/runner/flag.go
index dbd774d4..8a3287a4 100644
--- a/samples/runner/flag.go
+++ b/samples/runner/flag.go
@@ -46,7 +46,7 @@ var customPortForAkitaRTM = flag.Int("akitartm-port", 0,
 this number is not given or a invalid number is given number, a random port 
 will be used.`)
 
-var analyszerNameFlag = flag.String("analyzer-Name", "",
+var analyszerNameFlag = flag.String("analyzer-name", "",
 	"The name of the analyzer to use.")
 
 var analyszerPeriodFlag = flag.Float64("analyzer-period", 0.0,
diff --git a/samples/runner/timingplatform.go b/samples/runner/timingplatform.go
index a14ba464..6bec4a76 100644
--- a/samples/runner/timingplatform.go
+++ b/samples/runner/timingplatform.go
@@ -243,6 +243,7 @@ func (b *R9NanoPlatformBuilder) setupPerformanceAnalyzer() {
 		b.perfAnalyzer = analysis.MakePerfAnalyzerBuilder().
 			WithPeriod(sim.VTimeInSec(b.perfAnalyzingPeriod)).
 			WithDBFilename(b.perfAnalysisFileName).
+			WithEngine(b.engine).
 			Build()
 	}
 }