diff --git a/.evergreen.yml b/.evergreen.yml
index cc2621b76f1..dc3c9d65d72 100644
--- a/.evergreen.yml
+++ b/.evergreen.yml
@@ -86,7 +86,7 @@ tasks:
       bucket: mciuploads
       permissions: public-read
       content_type: ${installer_content_type|application/octet-stream}
-      display_name: Installer
+      display_name: "Installer: ${installer_filename}"
 
 # - name: test
 #   depends_on:
@@ -106,7 +106,7 @@ buildvariants:
   run_on:
   - "osx-108"
   expansions:
-    add_environment: ""
+    add_environment: "SCOUT_INSTALLER_UNSIGNED=1"
     add_path: /opt/node/bin
     installer_content_type: "application/x-apple-diskimage"
     installer_filename: "MongoDB Scout.dmg"
diff --git a/tasks/darwin.js b/tasks/darwin.js
index 21285dc2b70..1adf8337b7d 100644
--- a/tasks/darwin.js
+++ b/tasks/darwin.js
@@ -80,10 +80,18 @@ var verify = function(done) {
 
 module.exports.installer = function(done) {
   debug('running packager...');
-  packager(CONFIG, function(err) {
-    if (err) return done(err);
+  var doCodeSign = process.env.SCOUT_INSTALLER_UNSIGNED === undefined;
 
-    codesign(function(err) {
+  // TODO: clean up with https://www.npmjs.com/package/run-series ?
+  if (! doCodeSign) {
+    CONFIG.sign = null;
+    packager(CONFIG, function(err) {
+      if (err) return done(err);
+
+      createDMG(CONFIG, done);
+    });
+  } else {
+    packager(CONFIG, function(err) {
       if (err) return done(err);
 
       verify(function(err) {
@@ -92,5 +100,5 @@ module.exports.installer = function(done) {
         createDMG(CONFIG, done);
       });
     });
-  });
+  }
 };