diff --git a/src/generate-function.js b/src/generate-function.js
index 535ad09..3f6cb8d 100644
--- a/src/generate-function.js
+++ b/src/generate-function.js
@@ -84,7 +84,7 @@ module.exports = () => {
       const scopeDefs = processScope(scope).map(
         ([key, val]) => `const ${safe(key)} = ${jaystring(val)};`
       )
-      return `(function() {\n'use strict'\n${scopeDefs.join('\n')}\n${build()}})();`
+      return `(function() {\n'use strict'\n${scopeDefs.join('\n')}\n${build()}})()`
     },
 
     makeFunction(scope = {}) {
diff --git a/src/index.js b/src/index.js
index 72fa260..2f7e9ca 100644
--- a/src/index.js
+++ b/src/index.js
@@ -31,7 +31,7 @@ const validator = (schema, { jsonCheck = false, isJSON = false, schemas = [], ..
     fun.write('}')
   }
   const validate = fun.makeFunction(scope)
-  validate.toModule = () => fun.makeModule(scope)
+  validate.toModule = ({ semi = true } = {}) => fun.makeModule(scope) + (semi ? ';' : '')
   validate.toJSON = () => schema
   return validate
 }
@@ -67,13 +67,13 @@ const parser = function(schema, opts = {}) {
           return { valid: false }
         }
       }
-  parse.toModule = () =>
+  parse.toModule = ({ semi = true } = {}) =>
     [
       '(function(src) {',
       `const validate = ${validate.toModule()}`,
       `const parse = ${parse}\n`,
       'return parse(src)',
-      '});',
+      `})${semi ? ';' : ''}`,
     ].join('\n')
   parse.toJSON = () => schema
   return parse