Correctly handle pre-version for plugins checks

1 files changed, 2 insertions, 3 deletions

diff --git a/lib/plugin.js b/lib/plugin.js
index b4d4aa1..b7e8260 100644
--- a/lib/plugin.js
+++ b/lib/plugin.js
@@ -1,6 +1,5 @@
 var _ = require('lodash');
 var Q = require('q');
-var semver = require('semver');
 var path = require('path');
 var url = require('url');
 var fs = require('./utils/fs');
@@ -9,7 +8,7 @@ var mergeDefaults = require('merge-defaults');
 var jsonschema = require('jsonschema');
 var jsonSchemaDefaults = require('json-schema-defaults');
 
-var pkg = require('../package.json');
+var version = require('./version');
 
 var PLUGIN_PREFIX = 'gitbook-plugin-';
 
@@ -145,7 +144,7 @@ Plugin.prototype.isValid = function() {
         this.packageInfos.name &&
         this.packageInfos.engines &&
         this.packageInfos.engines.gitbook &&
-        semver.satisfies(pkg.version, this.packageInfos.engines.gitbook)
+        version.satisfies(this.packageInfos.engines.gitbook)
     );
 
     // Valid hooks