diff --git a/index.js b/index.js
index b8c117f..c8d0acf 100644
--- a/index.js
+++ b/index.js
@@ -28,14 +28,12 @@ function promisifyAllStore(obj) {
     var p;
     if (1 === obj[key].length) {
       // wrap just in case it's synchronous (or improperly throws)
-      p = function (opts) {
-        return PromiseA.resolve(obj[key](opts));
-      };
+      p = function (opts) { return PromiseA.resolve().then(function () { obj[key](opts); }) };
     } else {
       p = util.promisify(obj[key]);
     }
     // internal backwards compat
-    obj[key + 'Async'] = util.promisify(obj[key]);
+    obj[key + 'Async'] = p;
   });
   obj.__promisified = true;
   return obj;
diff --git a/lib/core.js b/lib/core.js
index 69f073d..33ed720 100644
--- a/lib/core.js
+++ b/lib/core.js
@@ -494,25 +494,22 @@ module.exports.create = function (gl) {
 
         // returns pems
         return gl.store.certificates.checkAsync(args).then(function (cert) {
-          if (cert) {
-            cert = utils.attachCertInfo(cert);
-            if (utils.certHasDomain(cert, args.domain)) {
-              log(args.debug, 'checkAsync found existing certificates');
+          if (!cert) { log(args.debug, 'checkAsync failed to find certificates'); return null; }
 
-              if (cert.privkey) {
+          cert = utils.attachCertInfo(cert);
+          if (utils.certHasDomain(cert, args.domain)) {
+            log(args.debug, 'checkAsync found existing certificates');
+
+            if (cert.privkey) {
+              return cert;
+            } else {
+              return gl.store.certificates.checkKeypairAsync(args).then(function (keypair) {
+                cert.privkey = RSA.exportPrivatePem(keypair).privateKeyPem;
                 return cert;
-              } else {
-                return gl.store.certificates.checkKeypairAsync(args).then(function (keypair) {
-                  cert.privkey = RSA.exportPrivatePem(keypair).privateKeyPem;
-                  return cert;
-                });
-              }
+              });
             }
-            log(args.debug, 'checkAsync found mismatched / incomplete certificates');
           }
-
-          log(args.debug, 'checkAsync failed to find certificates');
-          return null;
+          log(args.debug, 'checkAsync found mismatched / incomplete certificates');
         });
       }
       // Certificates
diff --git a/package-lock.json b/package-lock.json
index 6383f28..bbecff5 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,6 +1,6 @@
 {
   "name": "greenlock",
-  "version": "2.7.7",
+  "version": "2.7.9",
   "lockfileVersion": 1,
   "requires": true,
   "dependencies": {
@@ -64,9 +64,9 @@
       "integrity": "sha512-aEUP+DB5mfHi4kHY37nJdtVr+DIF5vxiXKdiZBPOLNgF7pK3iD0wJU6fiwDRtZRz2KOahX+VBxlgTN2r24nKhw=="
     },
     "le-store-certbot": {
-      "version": "2.2.1",
-      "resolved": "https://registry.npmjs.org/le-store-certbot/-/le-store-certbot-2.2.1.tgz",
-      "integrity": "sha512-BhljZjTULhbNBAT6RBiv4TeZegFraMxURYEvh3WRUI048zmXf4ZfC8gwbdu5fnD2tTCsS9fbsCOAQyrFBl4jlA==",
+      "version": "2.2.2",
+      "resolved": "https://registry.npmjs.org/le-store-certbot/-/le-store-certbot-2.2.2.tgz",
+      "integrity": "sha512-KOU8O2KAtUUiNj8SGdj4gg7v6Je2v5E/2IipzVIvs2bBM6+OsbVTFKz7/7PKm4t2dT2IoI93TYpi69lV29fkpQ==",
       "requires": {
         "mkdirp": "^0.5.1",
         "pyconf": "^1.1.5",
diff --git a/package.json b/package.json
index cb8c43a..e67afcd 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "greenlock",
-  "version": "2.7.9-rc1",
+  "version": "2.7.9",
   "description": "Let's Encrypt for node.js on npm",
   "main": "index.js",
   "files": [