diff --git a/lib/options/SchemaNumberOptions.js b/lib/options/SchemaNumberOptions.js
new file mode 100644
index 00000000000..2186a83740b
--- /dev/null
+++ b/lib/options/SchemaNumberOptions.js
@@ -0,0 +1,44 @@
+'use strict';
+
+const SchemaTypeOptions = require('./SchemaTypeOptions');
+
+class SchemaNumberOptions extends SchemaTypeOptions {}
+
+const opts = {
+  enumerable: true,
+  configurable: true,
+  writable: true,
+  value: null
+};
+
+/**
+ * If set, Mongoose adds a validator that checks that this path is at least the
+ * given `min`.
+ *
+ * @api public
+ * @property min
+ * @memberOf SchemaNumberOptions
+ * @type Number
+ * @instance
+ */
+
+Object.defineProperty(SchemaNumberOptions.prototype, 'min', opts);
+
+/**
+ * If set, Mongoose adds a validator that checks that this path is at least the
+ * given `max`.
+ *
+ * @api public
+ * @property max
+ * @memberOf SchemaNumberOptions
+ * @type Number
+ * @instance
+ */
+
+Object.defineProperty(SchemaNumberOptions.prototype, 'max', opts);
+
+/*!
+ * ignore
+ */
+
+module.exports = SchemaNumberOptions;
\ No newline at end of file
diff --git a/lib/schema/number.js b/lib/schema/number.js
index 8f9100d268c..62729eca174 100644
--- a/lib/schema/number.js
+++ b/lib/schema/number.js
@@ -5,6 +5,7 @@
  */
 
 const MongooseError = require('../error/index');
+const SchemaNumberOptions = require('../options/SchemaNumberOptions');
 const SchemaType = require('../schematype');
 const castNumber = require('../cast/number');
 const handleBitwiseOperator = require('./operators/bitwise');
@@ -106,6 +107,7 @@ SchemaNumber.schemaName = 'Number';
  */
 SchemaNumber.prototype = Object.create(SchemaType.prototype);
 SchemaNumber.prototype.constructor = SchemaNumber;
+SchemaNumber.prototype.OptionsConstructor = SchemaNumberOptions;
 
 /*!
  * ignore
diff --git a/lib/schema/string.js b/lib/schema/string.js
index c45d08f6dfb..fe3e9568a07 100644
--- a/lib/schema/string.js
+++ b/lib/schema/string.js
@@ -43,13 +43,13 @@ SchemaString.schemaName = 'String';
  */
 SchemaString.prototype = Object.create(SchemaType.prototype);
 SchemaString.prototype.constructor = SchemaString;
+SchemaString.prototype.OptionsConstructor = SchemaStringOptions;
 
 /*!
  * ignore
  */
 
 SchemaString._cast = castString;
-SchemaString.OptionsConstructor = SchemaStringOptions;
 
 /**
  * Get/set the function used to cast arbitrary values to strings.
diff --git a/lib/schematype.js b/lib/schematype.js
index dea567766ca..2cd0caf0858 100644
--- a/lib/schematype.js
+++ b/lib/schematype.js
@@ -98,6 +98,12 @@ function SchemaType(path, options, instance) {
   });
 }
 
+/*!
+ * ignore
+ */
+
+SchemaType.prototype.OptionsConstructor = SchemaTypeOptions;
+
 /**
  * Get/set the function used to cast arbitrary values to this type.
  *