diff --git a/types/node/index.d.ts b/types/node/index.d.ts
index 3fe6a8d328..0994982b41 100644
--- a/types/node/index.d.ts
+++ b/types/node/index.d.ts
@@ -1769,6 +1769,7 @@ declare module "https" {
 
     export class Agent extends http.Agent {
         constructor(options?: AgentOptions);
+        options: AgentOptions;
     }
 
     export class Server extends tls.Server {
diff --git a/types/node/node-tests.ts b/types/node/node-tests.ts
index 08678990a8..08dbb68b8a 100644
--- a/types/node/node-tests.ts
+++ b/types/node/node-tests.ts
@@ -1497,6 +1497,8 @@ namespace https_tests {
 
     https.request('http://www.example.com/xyz');
 
+    https.globalAgent.options.ca = [];
+
     {
         const server = new https.Server();
 
diff --git a/types/node/v4/index.d.ts b/types/node/v4/index.d.ts
index 09cbd8bb43..16e54d002d 100644
--- a/types/node/v4/index.d.ts
+++ b/types/node/v4/index.d.ts
@@ -1081,7 +1081,9 @@ declare module "https" {
         secureProtocol?: string;
     }
 
-    export interface Agent extends http.Agent { }
+    export interface Agent extends http.Agent {
+        options?: AgentOptions;
+    }
 
     export interface AgentOptions extends http.AgentOptions {
         pfx?: any;
diff --git a/types/node/v4/node-tests.ts b/types/node/v4/node-tests.ts
index e60b578ccf..2b3be03f8d 100644
--- a/types/node/v4/node-tests.ts
+++ b/types/node/v4/node-tests.ts
@@ -561,6 +561,8 @@ namespace https_tests {
     });
 
     https.request('http://www.example.com/xyz');
+
+    https.globalAgent.options.ca = [];
 }
 
 ////////////////////////////////////////////////////
diff --git a/types/node/v6/index.d.ts b/types/node/v6/index.d.ts
index 152507c3a8..3ca66a2df5 100644
--- a/types/node/v6/index.d.ts
+++ b/types/node/v6/index.d.ts
@@ -1468,7 +1468,9 @@ declare module "https" {
         secureProtocol?: string;
     }
 
-    export interface Agent extends http.Agent { }
+    export interface Agent extends http.Agent {
+        options?: AgentOptions;
+    }
 
     export interface AgentOptions extends http.AgentOptions {
         pfx?: any;
diff --git a/types/node/v6/node-tests.ts b/types/node/v6/node-tests.ts
index cd363c708c..6cfb45692b 100644
--- a/types/node/v6/node-tests.ts
+++ b/types/node/v6/node-tests.ts
@@ -1015,6 +1015,8 @@ namespace https_tests {
     });
 
     https.request('http://www.example.com/xyz');
+
+    https.globalAgent.options.ca = [];
 }
 
 ////////////////////////////////////////////////////
diff --git a/types/node/v7/index.d.ts b/types/node/v7/index.d.ts
index bdcb47d2e1..748f932d80 100644
--- a/types/node/v7/index.d.ts
+++ b/types/node/v7/index.d.ts
@@ -1528,7 +1528,9 @@ declare module "https" {
         secureProtocol?: string;
     }
 
-    export interface Agent extends http.Agent { }
+    export interface Agent extends http.Agent {
+        options?: AgentOptions;
+    }
 
     export interface AgentOptions extends http.AgentOptions {
         pfx?: any;
diff --git a/types/node/v7/node-tests.ts b/types/node/v7/node-tests.ts
index 0240dcc120..eb25e01f10 100644
--- a/types/node/v7/node-tests.ts
+++ b/types/node/v7/node-tests.ts
@@ -1093,6 +1093,8 @@ namespace https_tests {
     });
 
     https.request('http://www.example.com/xyz');
+
+    https.globalAgent.options.ca = [];
 }
 
 ////////////////////////////////////////////////////
diff --git a/types/node/v8/index.d.ts b/types/node/v8/index.d.ts
index 59016bd75e..1697093de7 100644
--- a/types/node/v8/index.d.ts
+++ b/types/node/v8/index.d.ts
@@ -1758,6 +1758,7 @@ declare module "https" {
 
     export class Agent extends http.Agent {
         constructor(options?: AgentOptions);
+        options: AgentOptions;
     }
 
     export class Server extends tls.Server {
diff --git a/types/node/v8/node-tests.ts b/types/node/v8/node-tests.ts
index 6292629915..b63d494fbd 100644
--- a/types/node/v8/node-tests.ts
+++ b/types/node/v8/node-tests.ts
@@ -1471,6 +1471,8 @@ namespace https_tests {
 
     https.request('http://www.example.com/xyz');
 
+    https.globalAgent.options.ca = [];
+
     {
         const server = new https.Server();