diff --git a/lib/fp/precompile.js b/lib/fp/precompile.js
index f510f2426..1923c5fcd 100644
--- a/lib/fp/precompile.js
+++ b/lib/fp/precompile.js
@@ -29,7 +29,7 @@ var lodashPath = path.dirname(Module._resolveFilename('lodash', mutatingAssign(n
 })));
 
 var mapping = require(lodashPath + '/fp/mapping');
-var singleArgFns = mapping.aryMethodMap[1];
+var singleArgFns = mapping.aryMethod[1];
 
 var extPattern = /\.js$/;
 var isJSfile = extPattern.test.bind(extPattern);
@@ -89,7 +89,7 @@ function precompileFpWrappers(target) {
         moduleTemplate(origName)
       );
     }, aliases);
-  }, mapping.aliasMap);
+  }, mapping.alias);
 }
 
 module.exports = precompileFpWrappers;