diff --git a/src/main/java/com/github/nkzawa/engineio/client/Socket.java b/src/main/java/com/github/nkzawa/engineio/client/Socket.java
index 7372169ea88..2fb57df3f91 100644
--- a/src/main/java/com/github/nkzawa/engineio/client/Socket.java
+++ b/src/main/java/com/github/nkzawa/engineio/client/Socket.java
@@ -96,6 +96,8 @@ public void run() {}
 
     public static boolean priorWebsocketSuccess = false;
 
+    private static SSLContext defaultSSLContext;
+
     private boolean secure;
     private boolean upgrade;
     private boolean timestampRequests;
@@ -123,6 +125,9 @@ public void run() {}
     private ReadyState readyState;
     private ScheduledExecutorService heartbeatScheduler = Executors.newSingleThreadScheduledExecutor();
 
+    public static void setDefaultSSLContext(SSLContext sslContext) {
+        defaultSSLContext = sslContext;
+    }
 
     public Socket() {
         this(new Options());
@@ -167,7 +172,7 @@ public Socket(Options opts) {
         }
 
         this.secure = opts.secure;
-        this.sslContext = opts.sslContext;
+        this.sslContext = opts.sslContext != null ? opts.sslContext : defaultSSLContext;
         this.hostname = opts.hostname != null ? opts.hostname : "localhost";
         this.port = opts.port != 0 ? opts.port : (this.secure ? 443 : 80);
         this.query = opts.query != null ?
diff --git a/src/test/java/com/github/nkzawa/engineio/client/SSLConnectionTest.java b/src/test/java/com/github/nkzawa/engineio/client/SSLConnectionTest.java
index 5685f7dff29..c07255e0b53 100644
--- a/src/test/java/com/github/nkzawa/engineio/client/SSLConnectionTest.java
+++ b/src/test/java/com/github/nkzawa/engineio/client/SSLConnectionTest.java
@@ -1,6 +1,7 @@
 package com.github.nkzawa.engineio.client;
 
 import com.github.nkzawa.emitter.Emitter;
+import org.junit.After;
 import org.junit.Test;
 import org.junit.runner.RunWith;
 import org.junit.runners.JUnit4;
@@ -33,6 +34,11 @@ public boolean verify(String hostname, javax.net.ssl.SSLSession sslSession) {
 
     private Socket socket;
 
+    @After
+    public void tearDown() {
+        Socket.setDefaultSSLContext(null);
+    }
+
     @Override
     Socket.Options createOptions() {
         Socket.Options opts = super.createOptions();
@@ -74,17 +80,12 @@ public void call(Object... args) {
                 socket.on(Socket.EVENT_MESSAGE, new Emitter.Listener() {
                     @Override
                     public void call(Object... args) {
-                        assertThat((String)args[0], is("hi"));
+                        assertThat((String) args[0], is("hi"));
                         socket.close();
                         latch.countDown();
                     }
                 });
             }
-        }).on("error", new Emitter.Listener() {
-            @Override
-            public void call(Object... args) {
-                ((Exception)args[0]).printStackTrace();
-            }
         });
         socket.open();
         latch.await();
@@ -119,4 +120,27 @@ public void call(Object... args) {
         socket.open();
         latch.await();
     }
+
+    @Test(timeout = TIMEOUT)
+    public void defaultSSLContext() throws Exception {
+        final CountDownLatch latch = new CountDownLatch(1);
+
+        Socket.setDefaultSSLContext(createSSLContext());
+        socket = new Socket(createOptions());
+        socket.on(Socket.EVENT_OPEN, new Emitter.Listener() {
+            @Override
+            public void call(Object... args) {
+                socket.on(Socket.EVENT_MESSAGE, new Emitter.Listener() {
+                    @Override
+                    public void call(Object... args) {
+                        assertThat((String) args[0], is("hi"));
+                        socket.close();
+                        latch.countDown();
+                    }
+                });
+            }
+        });
+        socket.open();
+        latch.await();
+    }
 }