diff --git a/CHANGELOG.md b/CHANGELOG.md
index aa64d285..b5ab7a73 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,13 +2,19 @@
 
 ## Unreleased
 
+## [1.10.1] - 2019-01-07
+
+### Fixed
+
+- Fixing `issuer` in ts file. (Thanks to [Gabe Lerner](https://github.com/gabelerner))
+
 ## [1.10.0] - 2019-01-06
 
 ### Added
 
 - Credit Card Mask: adding support for `diners` and `amex`. (Thanks to [Marin Bezhanov](https://github.com/mbezhanov))
 
-### Fix
+### Fixed
 
 - [#107](https://github.com/benhurott/react-native-masked-text/issues/107): Props missing - TypeScript map out of date.
 - [#115](https://github.com/benhurott/react-native-masked-text/issues/115): setNativeProps is not a function
diff --git a/index.d.ts b/index.d.ts
index 125a7d2e..9f049bc9 100644
--- a/index.d.ts
+++ b/index.d.ts
@@ -40,7 +40,7 @@ export interface TextInputMaskOptionProp {
 
     // Credit card type.
     obfuscated?: boolean
-    issuer: 'visa-or-mastercard' | 'diners' | 'amex'
+    issuer?: 'visa-or-mastercard' | 'diners' | 'amex'
 
     // Custom type.
     mask?: string
diff --git a/package.json b/package.json
index 7c224a97..665ffc7b 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
     "name": "react-native-masked-text",
-    "version": "1.10.0",
+    "version": "1.10.1",
     "description": "Text and TextInput with mask for React Native applications",
     "licenses": [
         {