diff --git a/xendit-java-lib/build.gradle b/xendit-java-lib/build.gradle
index 1d5fe8f..88f512e 100644
--- a/xendit-java-lib/build.gradle
+++ b/xendit-java-lib/build.gradle
@@ -8,7 +8,7 @@ plugins {
 }
 
 group 'com.xendit'
-version '1.20.5'
+version '1.20.6'
 
 sourceCompatibility = 1.8
 
diff --git a/xendit-java-lib/src/main/java/com/xendit/Xendit.java b/xendit-java-lib/src/main/java/com/xendit/Xendit.java
index ff0065c..c8a25dd 100644
--- a/xendit-java-lib/src/main/java/com/xendit/Xendit.java
+++ b/xendit-java-lib/src/main/java/com/xendit/Xendit.java
@@ -37,7 +37,7 @@ public String getXenditURL() {
     }
 
     public String getVersion() {
-      return "1.20.5";
+      return "1.20.6";
     }
   }
 }
diff --git a/xendit-java-lib/src/main/java/com/xendit/model/DisbursementPHP.java b/xendit-java-lib/src/main/java/com/xendit/model/DisbursementPHP.java
index c46daff..82a7e85 100644
--- a/xendit-java-lib/src/main/java/com/xendit/model/DisbursementPHP.java
+++ b/xendit-java-lib/src/main/java/com/xendit/model/DisbursementPHP.java
@@ -22,7 +22,7 @@ public class DisbursementPHP {
   private String currency;
 
   @SerializedName("amount")
-  private Integer amount;
+  private double amount;
 
   @SerializedName("channel_code")
   private String channelCode;