diff --git a/src/server_manager/cloud/digitalocean_api.ts b/src/server_manager/cloud/digitalocean_api.ts
index ab16a0f8..9ee168c8 100644
--- a/src/server_manager/cloud/digitalocean_api.ts
+++ b/src/server_manager/cloud/digitalocean_api.ts
@@ -100,7 +100,7 @@ class RestApiSession implements DigitalOceanSession {
 
   public getAccount(): Promise<Account> {
     console.info('Requesting account');
-    return this.request<{account: Account}>('GET', 'account/').then((response) => {
+    return this.request<{account: Account}>('GET', 'account').then((response) => {
       return response.account;
     });
   }
@@ -179,7 +179,7 @@ class RestApiSession implements DigitalOceanSession {
 
   public getDroplet(dropletId: number): Promise<DropletInfo> {
     console.info('Requesting droplet');
-    return this.request<{droplet: DropletInfo}>('GET', 'droplets/' + dropletId).then((response) => {
+    return this.request<{droplet: DropletInfo}>('GET', 'droplets' + dropletId).then((response) => {
       return response.droplet;
     });
   }
@@ -192,7 +192,7 @@ class RestApiSession implements DigitalOceanSession {
 
   public getDropletsByTag(tag: string): Promise<DropletInfo[]> {
     console.info('Requesting droplet by tag');
-    return this.request<{droplets: DropletInfo[]}>('GET', `droplets/?tag_name=${encodeURI(tag)}`)
+    return this.request<{droplets: DropletInfo[]}>('GET', `droplets?tag_name=${encodeURI(tag)}`)
         .then((response) => {
           return response.droplets;
         });
@@ -200,7 +200,7 @@ class RestApiSession implements DigitalOceanSession {
 
   public getDroplets(): Promise<DropletInfo[]> {
     console.info('Requesting droplets');
-    return this.request<{droplets: DropletInfo[]}>('GET', 'droplets/').then((response) => {
+    return this.request<{droplets: DropletInfo[]}>('GET', 'droplets').then((response) => {
       return response.droplets;
     });
   }
diff --git a/src/server_manager/electron_app/index.ts b/src/server_manager/electron_app/index.ts
index 556047e5..67268376 100644
--- a/src/server_manager/electron_app/index.ts
+++ b/src/server_manager/electron_app/index.ts
@@ -147,26 +147,24 @@ function getWebAppUrl() {
 // status code and inject CORS response headers.
 function workaroundDigitalOceanApiCors() {
   const headersFilter = {urls: ['https://api.digitalocean.com/*']};
-  electron.session.defaultSession.webRequest.onHeadersReceived(
-      // tslint:disable-next-line:no-any
-      headersFilter, (details: any, callback: Function) => {
+  electron.session.defaultSession.webRequest.onHeadersReceived(headersFilter,
+      (details: electron.OnHeadersReceivedListenerDetails, callback: (response: electron.CallbackResponse) => void) => {
         if (details.method === 'OPTIONS') {
-          details.responseHeaders['access-control-allow-origin'] = ['outline://web_app'];
+          details.responseHeaders['access-control-allow-origin'] = 'outline://web_app';
           if (details.statusCode === 403) {
             details.statusCode = 200;
             details.statusLine = 'HTTP/1.1 200';
-            details.responseHeaders['status'] = ['200'];
-            details.responseHeaders['access-control-allow-headers'] =
-                [details.headers['Access-Control-Request-Headers']];
-            details.responseHeaders['access-control-allow-credentials'] = ['true'];
+            details.responseHeaders['status'] = '200';
+            details.responseHeaders['access-control-allow-headers'] = '*';
+            details.responseHeaders['access-control-allow-credentials'] = 'true';
             details.responseHeaders['access-control-allow-methods'] =
-                ['GET, POST, PUT, PATCH, DELETE, OPTIONS'];
+                'GET, POST, PUT, PATCH, DELETE, OPTIONS';
             details.responseHeaders['access-control-expose-headers'] =
-                ['RateLimit-Limit, RateLimit-Remaining, RateLimit-Reset, Total, Link'];
-            details.responseHeaders['access-control-max-age'] = ['86400'];
+                'RateLimit-Limit, RateLimit-Remaining, RateLimit-Reset, Total, Link';
+            details.responseHeaders['access-control-max-age'] = '86400';
           }
         }
-        callback(details);
+        callback(details as electron.CallbackResponse);
       });
 }