diff --git a/mica-http/src/main/java/net/dreamlu/mica/http/HttpRequest.java b/mica-http/src/main/java/net/dreamlu/mica/http/HttpRequest.java
index 704a49b8f..7b4e894d4 100644
--- a/mica-http/src/main/java/net/dreamlu/mica/http/HttpRequest.java
+++ b/mica-http/src/main/java/net/dreamlu/mica/http/HttpRequest.java
@@ -712,7 +712,7 @@ public static Pair<SSLContext, X509TrustManager> getSslContext(InputStream keySt
 			KeyManager[] kms = null;
 			TrustManager[] tms = null;
 			if (keyStoreInputStream != null) {
-				KeyManagerFactory keyManagerFactory = KeyManagerFactory.getInstance("SunX509");
+				KeyManagerFactory keyManagerFactory = KeyManagerFactory.getInstance(KeyManagerFactory.getDefaultAlgorithm());
 				KeyStore keyStore = KeyStore.getInstance("JKS");
 				char[] keyPassChars = keyPass == null ? null : keyPass.toCharArray();
 				keyStore.load(keyStoreInputStream, keyPassChars);
@@ -737,7 +737,7 @@ private static TrustManager[] getTrustManagers(InputStream trustInputStream, cha
 		if (trustInputStream == null) {
 			return new TrustManager[]{DisableValidationTrustManager.INSTANCE};
 		} else {
-			TrustManagerFactory trustManagerFactory = TrustManagerFactory.getInstance("SunX509");
+			TrustManagerFactory trustManagerFactory = TrustManagerFactory.getInstance(TrustManagerFactory.getDefaultAlgorithm());
 			KeyStore keyStore = KeyStore.getInstance("JKS");
 			keyStore.load(trustInputStream, trustPassword);
 			trustManagerFactory.init(keyStore);