diff --git a/pkg/apis/options/legacy_provider.go b/pkg/apis/options/legacy_provider.go
index e736eb63..b0408d86 100644
--- a/pkg/apis/options/legacy_provider.go
+++ b/pkg/apis/options/legacy_provider.go
@@ -157,7 +157,7 @@ func legacyGoogleFlagSet() *pflag.FlagSet {
 }
 
 func (l *LegacyProvider) convert() (Providers, error) {
-	providers := Providers{}
+	providers := make(Providers, 0, 1)
 
 	provider := Provider{
 		ClientID:                 l.ClientID,