diff --git a/src/less-compile-cache.coffee b/src/less-compile-cache.coffee
index 16b3d5894..6bf2d8c45 100644
--- a/src/less-compile-cache.coffee
+++ b/src/less-compile-cache.coffee
@@ -30,10 +30,9 @@ class LessCompileCache
   # from our backend FileListCache.
   setImportPaths: (importPaths=[]) ->
     fileCache = NylasEnv.fileListCache()
-    fileCacheImportPaths ?= fileCache.lessCacheImportPaths ? []
+    fileCacheImportPaths = fileCache.lessCacheImportPaths ? []
     fullImportPaths = importPaths.concat(@lessSearchPaths)
-    pathDiff = _.difference(fullImportPaths, fileCacheImportPaths)
-    if pathDiff.length isnt 0
+    if not _.isEqual(fullImportPaths, fileCacheImportPaths)
       @cache.setImportPaths(fullImportPaths)
       fileCache.lessCacheImportPaths = fullImportPaths