diff --git a/lib/BrowserifyCache.js b/lib/BrowserifyCache.js
index 3ce6fdc..c551ef2 100644
--- a/lib/BrowserifyCache.js
+++ b/lib/BrowserifyCache.js
@@ -20,7 +20,12 @@ function BrowserifyCache(b, opts) {
 
   // load cache from file specified by cacheFile opt
   var cacheFile = opts.cacheFile || opts.cachefile || b._options && b._options.cacheFile || null;
-  var cacheData = loadCacheData(b, cacheFile);
+  var cacheData;
+  if (cacheFile) {
+	  cacheData = loadCacheData(b, cacheFile);
+  } else {
+	  cacheData = opts.packageCache || b._options && b._options.packageCache;
+  }
 
   // b._options.cache is a shared object into which loaded module cache is merged.
   // it will be reused for each build, and mutated when the cache is invalidated.