diff --git a/cmd/telemetrygen/internal/common/tls_utils.go b/cmd/telemetrygen/internal/common/tls_utils.go
index d9678079a188..7daf39fdeabd 100644
--- a/cmd/telemetrygen/internal/common/tls_utils.go
+++ b/cmd/telemetrygen/internal/common/tls_utils.go
@@ -35,9 +35,15 @@ func GetTLSCredentialsForGRPCExporter(caFile string, cAuth ClientAuth) (credenti
 		return nil, err
 	}
 
-	creds := credentials.NewTLS(&tls.Config{
-		RootCAs: pool,
-	})
+	var creds credentials.TransportCredentials
+
+	if caFile != "" {
+	    creds = credentials.NewTLS(&tls.Config{
+	        RootCAs: pool,
+	    })
+	} else {
+	    creds = credentials.NewTLS(&tls.Config{})
+	}
 
 	// Configuration for mTLS
 	if cAuth.Enabled {
@@ -60,8 +66,14 @@ func GetTLSCredentialsForHTTPExporter(caFile string, cAuth ClientAuth) (*tls.Con
 		return nil, err
 	}
 
-	tlsCfg := tls.Config{
-		RootCAs: pool,
+	var tlsCfg tls.Config
+
+	if caFile != "" {
+	    tlsCfg = tls.Config{
+	        RootCAs: pool,
+	    }
+	} else {
+	    tlsCfg = tls.Config{}
 	}
 
 	// Configuration for mTLS