diff --git a/authorisation-adjustment-example/build.gradle b/authorisation-adjustment-example/build.gradle
index f758e64..78f3473 100644
--- a/authorisation-adjustment-example/build.gradle
+++ b/authorisation-adjustment-example/build.gradle
@@ -19,7 +19,7 @@ dependencies {
     implementation 'org.springframework.boot:spring-boot-starter-thymeleaf'
     implementation 'org.springframework.boot:spring-boot-starter-web'
     implementation 'nz.net.ultraq.thymeleaf:thymeleaf-layout-dialect'
-    implementation 'com.adyen:adyen-java-api-library:27.1.0'
+    implementation 'com.adyen:adyen-java-api-library:28.3.1'
 
     developmentOnly 'org.springframework.boot:spring-boot-devtools'
 
diff --git a/checkout-example-advanced/build.gradle b/checkout-example-advanced/build.gradle
index f758e64..78f3473 100644
--- a/checkout-example-advanced/build.gradle
+++ b/checkout-example-advanced/build.gradle
@@ -19,7 +19,7 @@ dependencies {
     implementation 'org.springframework.boot:spring-boot-starter-thymeleaf'
     implementation 'org.springframework.boot:spring-boot-starter-web'
     implementation 'nz.net.ultraq.thymeleaf:thymeleaf-layout-dialect'
-    implementation 'com.adyen:adyen-java-api-library:27.1.0'
+    implementation 'com.adyen:adyen-java-api-library:28.3.1'
 
     developmentOnly 'org.springframework.boot:spring-boot-devtools'
 
diff --git a/checkout-example/build.gradle b/checkout-example/build.gradle
index cc7bd05..96e6e3c 100644
--- a/checkout-example/build.gradle
+++ b/checkout-example/build.gradle
@@ -19,7 +19,7 @@ dependencies {
     implementation 'org.springframework.boot:spring-boot-starter-thymeleaf'
     implementation 'org.springframework.boot:spring-boot-starter-web'
     implementation 'nz.net.ultraq.thymeleaf:thymeleaf-layout-dialect'
-    implementation 'com.adyen:adyen-java-api-library:27.1.0'
+    implementation 'com.adyen:adyen-java-api-library:28.3.1'
 
     developmentOnly 'org.springframework.boot:spring-boot-devtools'
 
diff --git a/giftcard-example/build.gradle b/giftcard-example/build.gradle
index f758e64..78f3473 100644
--- a/giftcard-example/build.gradle
+++ b/giftcard-example/build.gradle
@@ -19,7 +19,7 @@ dependencies {
     implementation 'org.springframework.boot:spring-boot-starter-thymeleaf'
     implementation 'org.springframework.boot:spring-boot-starter-web'
     implementation 'nz.net.ultraq.thymeleaf:thymeleaf-layout-dialect'
-    implementation 'com.adyen:adyen-java-api-library:27.1.0'
+    implementation 'com.adyen:adyen-java-api-library:28.3.1'
 
     developmentOnly 'org.springframework.boot:spring-boot-devtools'
 
diff --git a/giving-example/build.gradle b/giving-example/build.gradle
index f758e64..78f3473 100644
--- a/giving-example/build.gradle
+++ b/giving-example/build.gradle
@@ -19,7 +19,7 @@ dependencies {
     implementation 'org.springframework.boot:spring-boot-starter-thymeleaf'
     implementation 'org.springframework.boot:spring-boot-starter-web'
     implementation 'nz.net.ultraq.thymeleaf:thymeleaf-layout-dialect'
-    implementation 'com.adyen:adyen-java-api-library:27.1.0'
+    implementation 'com.adyen:adyen-java-api-library:28.3.1'
 
     developmentOnly 'org.springframework.boot:spring-boot-devtools'
 
diff --git a/in-person-payments-example/build.gradle b/in-person-payments-example/build.gradle
index f758e64..78f3473 100644
--- a/in-person-payments-example/build.gradle
+++ b/in-person-payments-example/build.gradle
@@ -19,7 +19,7 @@ dependencies {
     implementation 'org.springframework.boot:spring-boot-starter-thymeleaf'
     implementation 'org.springframework.boot:spring-boot-starter-web'
     implementation 'nz.net.ultraq.thymeleaf:thymeleaf-layout-dialect'
-    implementation 'com.adyen:adyen-java-api-library:27.1.0'
+    implementation 'com.adyen:adyen-java-api-library:28.3.1'
 
     developmentOnly 'org.springframework.boot:spring-boot-devtools'
 
diff --git a/paybylink-example/build.gradle b/paybylink-example/build.gradle
index f758e64..78f3473 100644
--- a/paybylink-example/build.gradle
+++ b/paybylink-example/build.gradle
@@ -19,7 +19,7 @@ dependencies {
     implementation 'org.springframework.boot:spring-boot-starter-thymeleaf'
     implementation 'org.springframework.boot:spring-boot-starter-web'
     implementation 'nz.net.ultraq.thymeleaf:thymeleaf-layout-dialect'
-    implementation 'com.adyen:adyen-java-api-library:27.1.0'
+    implementation 'com.adyen:adyen-java-api-library:28.3.1'
 
     developmentOnly 'org.springframework.boot:spring-boot-devtools'
 
diff --git a/subscription-example/build.gradle b/subscription-example/build.gradle
index f758e64..78f3473 100644
--- a/subscription-example/build.gradle
+++ b/subscription-example/build.gradle
@@ -19,7 +19,7 @@ dependencies {
     implementation 'org.springframework.boot:spring-boot-starter-thymeleaf'
     implementation 'org.springframework.boot:spring-boot-starter-web'
     implementation 'nz.net.ultraq.thymeleaf:thymeleaf-layout-dialect'
-    implementation 'com.adyen:adyen-java-api-library:27.1.0'
+    implementation 'com.adyen:adyen-java-api-library:28.3.1'
 
     developmentOnly 'org.springframework.boot:spring-boot-devtools'