diff --git a/dist/api/customers/initialize-authorization/requests.js b/dist/api/customers/initialize-authorization/requests.js
index b4ab579..8b29bb8 100644
--- a/dist/api/customers/initialize-authorization/requests.js
+++ b/dist/api/customers/initialize-authorization/requests.js
@@ -4,7 +4,7 @@ authorization="Authorization: Bearer YOUR_SECRET_KEY"
 content_type="Content-Type: application/json"
 data='{ 
   "email": "ravi@demo.com",
-  "channels": "direct_debit",
+  "channel": "direct_debit",
   "callback_url": "http://test.url.com"
 }'
 
@@ -14,7 +14,7 @@ const js = `const https = require('https')
 
 const params = JSON.stringify({
   "email": "mail@mail.com",
-  "channels": "direct_debit",
+  "channel": "direct_debit",
   "callback_url": "http://test.url.com"
 })
 
@@ -51,7 +51,7 @@ const php = `<?php
 
   $fields = [
     'email' => "mail@mail.com",
-    'channels' => "direct-debit",
+    'channel' => "direct-debit",
     'callback_url' => "http://test.url.com"
   ];
 
diff --git a/dist/doc/payments/direct-debit/initialize.js b/dist/doc/payments/direct-debit/initialize.js
index d8df2d5..ed65597 100644
--- a/dist/doc/payments/direct-debit/initialize.js
+++ b/dist/doc/payments/direct-debit/initialize.js
@@ -4,7 +4,7 @@ curl https://api.paystack.co/customer/authorization/initialize
 -H "Content-Type: application/json"
 -d '{ 
         "email": "ravi@demo.com",
-        "channels": "direct_debit",
+        "channel": "direct_debit",
         "callback_url": "http://test.url.com"
     }'
 -X POST`
@@ -13,7 +13,7 @@ const js = `const https = require('https')
 
 const params = JSON.stringify({
   "email" : "mail@mail.com",
-  "channels": "direct_debit",
+  "channel": "direct_debit",
   "callback_url": "http://test.url.com"
 })
 
@@ -50,7 +50,7 @@ const php = `<?php
 
   $fields = [
     'email' => "mail@mail.com",
-    'channels' => "direct-debit",
+    'channel' => "direct-debit",
     'callback_url' => "http://test.url.com"
   ];
 
diff --git a/src/api/customers/initialize-authorization/index.js b/src/api/customers/initialize-authorization/index.js
index 4412fcb..d5e7127 100644
--- a/src/api/customers/initialize-authorization/index.js
+++ b/src/api/customers/initialize-authorization/index.js
@@ -2,7 +2,7 @@ const https = require('https')
 
 const params = JSON.stringify({
   "email": "mail@mail.com",
-  "channels": "direct_debit",
+  "channel": "direct_debit",
   "callback_url": "http://test.url.com"
 })
 
diff --git a/src/api/customers/initialize-authorization/index.php b/src/api/customers/initialize-authorization/index.php
index 5b0728f..dd5a454 100644
--- a/src/api/customers/initialize-authorization/index.php
+++ b/src/api/customers/initialize-authorization/index.php
@@ -3,7 +3,7 @@
 
   $fields = [
     'email' => "mail@mail.com",
-    'channels' => "direct-debit",
+    'channel' => "direct-debit",
     'callback_url' => "http://test.url.com"
   ];
 
diff --git a/src/api/customers/initialize-authorization/index.sh b/src/api/customers/initialize-authorization/index.sh
index d28b21a..d4911ac 100644
--- a/src/api/customers/initialize-authorization/index.sh
+++ b/src/api/customers/initialize-authorization/index.sh
@@ -4,7 +4,7 @@ authorization="Authorization: Bearer YOUR_SECRET_KEY"
 content_type="Content-Type: application/json"
 data='{ 
   "email": "ravi@demo.com",
-  "channels": "direct_debit",
+  "channel": "direct_debit",
   "callback_url": "http://test.url.com"
 }'
 
diff --git a/src/doc/payments/direct-debit/initialize/index.js b/src/doc/payments/direct-debit/initialize/index.js
index 40867d9..7353c74 100644
--- a/src/doc/payments/direct-debit/initialize/index.js
+++ b/src/doc/payments/direct-debit/initialize/index.js
@@ -2,7 +2,7 @@ const https = require('https')
 
 const params = JSON.stringify({
   "email" : "mail@mail.com",
-  "channels": "direct_debit",
+  "channel": "direct_debit",
   "callback_url": "http://test.url.com"
 })
 
diff --git a/src/doc/payments/direct-debit/initialize/index.php b/src/doc/payments/direct-debit/initialize/index.php
index 5b0728f..dd5a454 100644
--- a/src/doc/payments/direct-debit/initialize/index.php
+++ b/src/doc/payments/direct-debit/initialize/index.php
@@ -3,7 +3,7 @@
 
   $fields = [
     'email' => "mail@mail.com",
-    'channels' => "direct-debit",
+    'channel' => "direct-debit",
     'callback_url' => "http://test.url.com"
   ];
 
diff --git a/src/doc/payments/direct-debit/initialize/index.sh b/src/doc/payments/direct-debit/initialize/index.sh
index 6d5bb3b..6b012f8 100644
--- a/src/doc/payments/direct-debit/initialize/index.sh
+++ b/src/doc/payments/direct-debit/initialize/index.sh
@@ -4,7 +4,7 @@ curl https://api.paystack.co/customer/authorization/initialize
 -H "Content-Type: application/json"
 -d '{ 
         "email": "ravi@demo.com",
-        "channels": "direct_debit",
+        "channel": "direct_debit",
         "callback_url": "http://test.url.com"
     }'
 -X POST
\ No newline at end of file