diff --git a/cmd/gensign/main.go b/cmd/gensign/main.go
index 7a990c8..2bd9b49 100644
--- a/cmd/gensign/main.go
+++ b/cmd/gensign/main.go
@@ -111,7 +111,6 @@ func main() {
 				fileLogger.Warn().Err(err).Msg("failed to shut down oTel provider")
 			}
 		}()
-		gensign.InitOTelMeter()
 	}
 
 	ctx, cancel := context.WithTimeout(context.Background(), conf.RequestTimeout)
diff --git a/gensign/otel.go b/gensign/otel.go
index a324872..b0363d8 100644
--- a/gensign/otel.go
+++ b/gensign/otel.go
@@ -21,8 +21,8 @@ const (
 
 var meter metric.Meter
 
-// InitOTelMeter initializes the oTel meter for ysshra.
-func InitOTelMeter() {
+// init ensures the oTel meter for ysshra is initialized.
+func init() {
 	meter = otel.GetMeterProvider().Meter(scopeName)
 }