diff --git a/README.md b/README.md
index 4508ae9..396d97f 100644
--- a/README.md
+++ b/README.md
@@ -185,9 +185,9 @@ import ballerina/soap;
 import ballerina/soap:soap12;
 
 public function main() returns error? {
-    crypto:PrivateKey clientPrivateKey = ...//
-    crypto:PublicKey clientPublicKey = ...//
-    ​​crypto:PublicKey serverPublicKey = ...//
+    configurable crypto:PrivateKey clientPrivateKey = ?;
+    configurable crypto:PublicKey clientPublicKey = ?;
+    configurable ​crypto:PublicKey serverPublicKey = ?;
 
     soap12:Client soapClient = check new ("http://www.dneonline.com/calculator.asmx?WSDL",
     {
diff --git a/ballerina/Module.md b/ballerina/Module.md
index dfeaea0..5d724bc 100644
--- a/ballerina/Module.md
+++ b/ballerina/Module.md
@@ -175,9 +175,9 @@ import ballerina/soap;
 import ballerina/soap:soap12;
 
 public function main() returns error? {
-    crypto:PrivateKey clientPrivateKey = ...//
-    crypto:PublicKey clientPublicKey = ...//
-    ​​crypto:PublicKey serverPublicKey = ...//
+    configurable crypto:PrivateKey clientPrivateKey = ?;
+    configurable crypto:PublicKey clientPublicKey = ?;
+    configurable ​crypto:PublicKey serverPublicKey = ?;
 
     soap12:Client soapClient = check new ("http://www.dneonline.com/calculator.asmx?WSDL",
     {
diff --git a/ballerina/Package.md b/ballerina/Package.md
index c4b0467..f5db035 100644
--- a/ballerina/Package.md
+++ b/ballerina/Package.md
@@ -175,9 +175,9 @@ import ballerina/soap;
 import ballerina/soap:soap12;
 
 public function main() returns error? {
-    crypto:PrivateKey clientPrivateKey = ...//
-    crypto:PublicKey clientPublicKey = ...//
-    ​​crypto:PublicKey serverPublicKey = ...//
+    configurable crypto:PrivateKey clientPrivateKey = ?;
+    configurable crypto:PublicKey clientPublicKey = ?;
+    configurable ​crypto:PublicKey serverPublicKey = ?;
 
     soap12:Client soapClient = check new ("http://www.dneonline.com/calculator.asmx?WSDL",
     {