diff --git a/cmd/adapter/adapter.go b/cmd/adapter/adapter.go
index 37250e31..6018ed46 100644
--- a/cmd/adapter/adapter.go
+++ b/cmd/adapter/adapter.go
@@ -325,7 +325,7 @@ func makePrometheusInsecureClient() *http.Client {
 	return &http.Client{
 		Transport: &http.Transport{
 			TLSClientConfig: &tls.Config{
-				SkipTLSVerification: true,
+				InsecureSkipVerify: true,
 			},
 		},
 	}