diff --git a/lib/compile/index.js b/lib/compile/index.js
index 1bf9275..3ecdfed 100644
--- a/lib/compile/index.js
+++ b/lib/compile/index.js
@@ -44,7 +44,7 @@ function compile(schema, root, localRefs, baseId) {
     , defaults = []
     , defaultsHash = {}
     , customRules = []
-    , retainSourceCode = this._opts.retainSourceCode !== false;
+    , keepSourceCode = this._opts.sourceCode !== false;
 
   root = root || { schema: schema, refVal: refVal, refs: refs };
 
@@ -66,7 +66,7 @@ function compile(schema, root, localRefs, baseId) {
       cv.refVal = v.refVal;
       cv.root = v.root;
       cv.$async = v.$async;
-      if (retainSourceCode) cv.sourceCode = v.sourceCode;
+      if (keepSourceCode) cv.sourceCode = v.sourceCode;
     }
     return v;
   } finally {
@@ -128,33 +128,32 @@ function compile(schema, root, localRefs, baseId) {
                       : sourceCode;
 
       var makeValidate = new Function(
+        'self',
+        'RULES',
+        'formats',
+        'root',
         'refVal',
+        'defaults',
+        'customRules',
         'co',
         'equal',
         'ucs2length',
-        'root',
-        'formats',
-        'customRules',
         'ValidationError',
-        'RULES',
-        'defaults',
-        'self',
-        'validate',
         validateCode
       );
 
       validate = makeValidate(
+        self,
+        RULES,
+        formats,
+        root,
         refVal,
+        defaults,
+        customRules,
         co,
         equal,
         ucs2length,
-        root,
-        formats,
-        customRules,
-        ValidationError,
-        RULES,
-        defaults,
-        self
+        ValidationError
       );
 
       refVal[0] = validate;
@@ -169,7 +168,7 @@ function compile(schema, root, localRefs, baseId) {
     validate.refVal = refVal;
     validate.root = isRoot ? validate : _root;
     if ($async) validate.$async = true;
-    if (retainSourceCode) validate.sourceCode = sourceCode;
+    if (keepSourceCode) validate.sourceCode = sourceCode;
 
     return validate;
   }
diff --git a/lib/dot/validate.jst b/lib/dot/validate.jst
index d7e56b0..c376e40 100644
--- a/lib/dot/validate.jst
+++ b/lib/dot/validate.jst
@@ -34,7 +34,7 @@
     it.dataPathArr = [undefined];
   }}
 
-  validate =
+  var validate =
   {{? $async }}
     {{? $es7 }}
       (async function
@@ -178,6 +178,8 @@
       return errors === 0;       {{ /* don't edit, used in replace */ }}
     {{?}}
   });
+
+  return validate;
 {{??}}
   var {{=$valid}} = errors === errs_{{=$lvl}};
 {{?}}