diff --git a/scripts/download-realm.js b/scripts/download-realm.js
index a0d18677..f27571ee 100644
--- a/scripts/download-realm.js
+++ b/scripts/download-realm.js
@@ -129,7 +129,7 @@ function acquire(desired, target) {
 function getSyncCommitSha(version) {
   return exec(`git ls-remote git@github.com:realm/realm-sync.git --tags "v${version}^{}"`)
          .then(stdout => {
-           if (!Boolean(stdout)) {
+           if (!stdout) {
              return exec(`git ls-remote git@github.com:realm/realm-sync.git --tags "v${version}"`)
            } else {
              return stdout;
@@ -151,12 +151,13 @@ function getCoreRequirements(dependencies, options, required = {}) {
             required.CORE_SERVER_FOLDER += `/ios/${flavor}`;
             required.CORE_ARCHIVE = `realm-core-${flavor}-v${dependencies.REALM_CORE_VERSION}-iphoneos.tar.gz`;
             return Promise.resolve(required);
-        case 'win':
+        case 'win': {
             if (!options.arch) throw new Error(`Specifying '--arch' is required for platform 'win'`);
             const arch = options.arch === 'ia32' ? 'Win32' : options.arch;
             required.CORE_SERVER_FOLDER += `/windows/${arch}/nouwp/${flavor}`;
             required.CORE_ARCHIVE = `realm-core-${flavor}-v${dependencies.REALM_CORE_VERSION}-Windows-${arch}-devel.tar.gz`;
             return Promise.resolve(required);
+        }
         case 'linux':
             required.CORE_SERVER_FOLDER = 'core';
             required.CORE_ARCHIVE = `realm-core-${dependencies.REALM_CORE_VERSION}.tgz`;
@@ -180,7 +181,7 @@ function getSyncRequirements(dependencies, options, required = {}) {
             required.SYNC_ARCHIVE = `realm-sync-cocoa-${dependencies.REALM_SYNC_VERSION}.tar.xz`;
             required.SYNC_ARCHIVE_ROOT = `core`;
             return Promise.resolve(required);
-        case 'win':
+        case 'win': {
             const arch = options.arch === 'ia32' ? 'Win32' : options.arch;
             required.SYNC_ARCHIVE = `realm-sync-${flavor}-v${dependencies.REALM_SYNC_VERSION}-Windows-${arch}-devel.tar.gz`;
             return getCoreRequirements(dependencies, options, required)
@@ -189,6 +190,7 @@ function getSyncRequirements(dependencies, options, required = {}) {
                     required.SYNC_SERVER_FOLDER += `/sha-version/${sha}`;
                     return required;
                 });
+        }
         default:
             return Promise.reject(new Error(`Unsupported sync platform '${options.platform}'`));
     }
diff --git a/tests/js/session-tests.js b/tests/js/session-tests.js
index 3b453b3f..1d8d8d50 100644
--- a/tests/js/session-tests.js
+++ b/tests/js/session-tests.js
@@ -403,7 +403,7 @@ module.exports = {
                     path: realm,
                     sync: {
                         user,
-                        error : err => cosole.log(err),
+                        error : err => console.log(err),
                         url: 'realm://localhost:9080/~/sync-v1'
                     }
                 };
@@ -449,7 +449,7 @@ module.exports = {
                     path: realm,
                     sync: {
                         user,
-                        error : err => cosole.log(err),
+                        error : err => console.log(err),
                         url: 'realm://localhost:9080/~/sync-v1'
                     }
                 };
@@ -489,7 +489,7 @@ module.exports = {
                         path: realm,
                         sync: {
                             user,
-                            error : err => cosole.log(err),
+                            error : err => console.log(err),
                             url: 'realm://localhost:9080/~/sync-v1'
                         }
                     };