diff --git a/test/core/functional/rs_mocks/all_servers_close_tests.js b/test/core/functional/rs_mocks/all_servers_close_tests.js
index 55d13aa9ef..46918ed8fe 100644
--- a/test/core/functional/rs_mocks/all_servers_close_tests.js
+++ b/test/core/functional/rs_mocks/all_servers_close_tests.js
@@ -165,145 +165,149 @@ describe('ReplSet All Servers Close (mocks)', function() {
     }
   });
 
-  it('Successfully come back from a dead replicaset that has been unavailable for a long time', {
-    metadata: {
-      requires: {
-        generators: true,
-        topology: 'single'
-      }
-    },
-
-    test: function(done) {
-      var electionIds = [new ObjectId(), new ObjectId()];
-      var die = false;
-
-      // Default message fields
-      var defaultFields = Object.assign({}, mock.DEFAULT_ISMASTER, {
-        setName: 'rs',
-        setVersion: 1,
-        electionId: electionIds[0],
-        hosts: ['localhost:34000', 'localhost:34001', 'localhost:34002'],
-        arbiters: ['localhost:34002']
-      });
-
-      // Primary server states
-      var primary = [
-        Object.assign({}, defaultFields, {
-          ismaster: true,
-          secondary: false,
-          me: 'localhost:34000',
-          primary: 'localhost:34000',
-          tags: { loc: 'ny' }
-        })
-      ];
-
-      // Primary server states
-      var firstSecondary = [
-        Object.assign({}, defaultFields, {
-          ismaster: false,
-          secondary: true,
-          me: 'localhost:34001',
-          primary: 'localhost:34000',
-          tags: { loc: 'sf' }
-        })
-      ];
-
-      // Primary server states
-      var arbiter = [
-        Object.assign({}, defaultFields, {
-          ismaster: false,
-          secondary: false,
-          arbiterOnly: true,
-          me: 'localhost:34002',
-          primary: 'localhost:34000'
-        })
-      ];
-
-      // Boot the mock
-      co(function*() {
-        const primaryServer = yield mock.createServer(34000, 'localhost');
-        const firstSecondaryServer = yield mock.createServer(34001, 'localhost');
-        const arbiterServer = yield mock.createServer(34002, 'localhost');
-
-        primaryServer.setMessageHandler(request => {
-          if (die) {
-            request.connection.destroy();
-          } else {
-            var doc = request.document;
-            if (doc.ismaster) {
-              request.reply(primary[0]);
-            }
-          }
+  // NOTE: notoriously flakey test, skipped until we have time to triage
+  it.skip(
+    'Successfully come back from a dead replicaset that has been unavailable for a long time',
+    {
+      metadata: {
+        requires: {
+          generators: true,
+          topology: 'single'
+        }
+      },
+
+      test: function(done) {
+        var electionIds = [new ObjectId(), new ObjectId()];
+        var die = false;
+
+        // Default message fields
+        var defaultFields = Object.assign({}, mock.DEFAULT_ISMASTER, {
+          setName: 'rs',
+          setVersion: 1,
+          electionId: electionIds[0],
+          hosts: ['localhost:34000', 'localhost:34001', 'localhost:34002'],
+          arbiters: ['localhost:34002']
         });
 
-        firstSecondaryServer.setMessageHandler(request => {
-          if (die) {
-            request.connection.destroy();
-          } else {
-            var doc = request.document;
-            if (doc.ismaster) {
-              request.reply(firstSecondary[0]);
+        // Primary server states
+        var primary = [
+          Object.assign({}, defaultFields, {
+            ismaster: true,
+            secondary: false,
+            me: 'localhost:34000',
+            primary: 'localhost:34000',
+            tags: { loc: 'ny' }
+          })
+        ];
+
+        // Primary server states
+        var firstSecondary = [
+          Object.assign({}, defaultFields, {
+            ismaster: false,
+            secondary: true,
+            me: 'localhost:34001',
+            primary: 'localhost:34000',
+            tags: { loc: 'sf' }
+          })
+        ];
+
+        // Primary server states
+        var arbiter = [
+          Object.assign({}, defaultFields, {
+            ismaster: false,
+            secondary: false,
+            arbiterOnly: true,
+            me: 'localhost:34002',
+            primary: 'localhost:34000'
+          })
+        ];
+
+        // Boot the mock
+        co(function*() {
+          const primaryServer = yield mock.createServer(34000, 'localhost');
+          const firstSecondaryServer = yield mock.createServer(34001, 'localhost');
+          const arbiterServer = yield mock.createServer(34002, 'localhost');
+
+          primaryServer.setMessageHandler(request => {
+            if (die) {
+              request.connection.destroy();
+            } else {
+              var doc = request.document;
+              if (doc.ismaster) {
+                request.reply(primary[0]);
+              }
             }
-          }
-        });
-
-        arbiterServer.setMessageHandler(request => {
-          if (die) {
-            request.connection.destroy();
-          } else {
-            var doc = request.document;
-            if (doc.ismaster) {
-              request.reply(arbiter[0]);
+          });
+
+          firstSecondaryServer.setMessageHandler(request => {
+            if (die) {
+              request.connection.destroy();
+            } else {
+              var doc = request.document;
+              if (doc.ismaster) {
+                request.reply(firstSecondary[0]);
+              }
             }
-          }
-        });
-
-        // Attempt to connect
-        var server = new ReplSet(
-          [
-            { host: 'localhost', port: 34000 },
-            { host: 'localhost', port: 34001 },
-            { host: 'localhost', port: 34002 }
-          ],
-          {
-            setName: 'rs',
-            connectionTimeout: 5000,
-            socketTimeout: 5000,
-            haInterval: 100,
-            size: 1
-          }
-        );
+          });
+
+          arbiterServer.setMessageHandler(request => {
+            if (die) {
+              request.connection.destroy();
+            } else {
+              var doc = request.document;
+              if (doc.ismaster) {
+                request.reply(arbiter[0]);
+              }
+            }
+          });
+
+          // Attempt to connect
+          var server = new ReplSet(
+            [
+              { host: 'localhost', port: 34000 },
+              { host: 'localhost', port: 34001 },
+              { host: 'localhost', port: 34002 }
+            ],
+            {
+              setName: 'rs',
+              connectionTimeout: 5000,
+              socketTimeout: 5000,
+              haInterval: 100,
+              size: 1
+            }
+          );
 
-        server.on('connect', function() {
-          setTimeout(function() {
-            die = true;
+          server.on('connect', function() {
+            setTimeout(function() {
+              die = true;
 
-            var intervalId = setInterval(function() {
-              server.command('admin.$cmd', { ismaster: true }, function() {});
-            }, 500);
+              var intervalId = setInterval(function() {
+                server.command('admin.$cmd', { ismaster: true }, function() {});
+              }, 500);
 
-            setTimeout(function() {
-              die = false;
               setTimeout(function() {
-                clearInterval(intervalId);
-
-                server.command('admin.$cmd', { ismaster: true }, function(err, r) {
-                  expect(r).to.exist;
-                  expect(err).to.be.null;
-                  expect(server.s.replicaSetState.primary).to.not.be.null;
-                  expect(server.s.replicaSetState.secondaries).to.have.length(1);
-                  expect(server.s.replicaSetState.arbiters).to.have.length(1);
+                die = false;
+                setTimeout(function() {
+                  clearInterval(intervalId);
+
+                  server.command('admin.$cmd', { ismaster: true }, function(err, r) {
+                    expect(r).to.exist;
+                    expect(err).to.be.null;
+                    expect(server.s.replicaSetState.primary).to.not.be.null;
+                    expect(server.s.replicaSetState.secondaries).to.have.length(1);
+                    expect(server.s.replicaSetState.arbiters).to.have.length(1);
+
+                    server.destroy();
+                    done();
+                  });
+                }, 1500);
+              }, 1000);
+            }, 500);
+          });
 
-                  server.destroy();
-                  done();
-                });
-              }, 1500);
-            }, 1000);
-          }, 500);
+          server.connect();
         });
-
-        server.connect();
-      });
+      }
     }
-  });
+  );
 });