diff --git a/examples/SimpleMultipartUpload/gradle/wrapper/gradle-wrapper.properties b/examples/SimpleMultipartUpload/gradle/wrapper/gradle-wrapper.properties
index 5e969da9..b6872b88 100644
--- a/examples/SimpleMultipartUpload/gradle/wrapper/gradle-wrapper.properties
+++ b/examples/SimpleMultipartUpload/gradle/wrapper/gradle-wrapper.properties
@@ -3,4 +3,4 @@ distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-8.0-bin.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-8.1.1-bin.zip
diff --git a/examples/app/demoapp/gradle/wrapper/gradle-wrapper.properties b/examples/app/demoapp/gradle/wrapper/gradle-wrapper.properties
index 3f988005..08f9e1c5 100644
--- a/examples/app/demoapp/gradle/wrapper/gradle-wrapper.properties
+++ b/examples/app/demoapp/gradle/wrapper/gradle-wrapper.properties
@@ -3,4 +3,4 @@ distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-8.0-bin.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-8.1.1-bin.zip
diff --git a/examples/app/gradle/wrapper/gradle-wrapper.properties b/examples/app/gradle/wrapper/gradle-wrapper.properties
index 7f822ae4..088947c4 100644
--- a/examples/app/gradle/wrapper/gradle-wrapper.properties
+++ b/examples/app/gradle/wrapper/gradle-wrapper.properties
@@ -1,6 +1,6 @@
 #Sun Jul 09 10:09:56 CEST 2023
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-8.0-bin.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-8.1.1-bin.zip
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
diff --git a/gradle/wrapper/gradle-wrapper.properties b/gradle/wrapper/gradle-wrapper.properties
index 7c351de1..3030c973 100644
--- a/gradle/wrapper/gradle-wrapper.properties
+++ b/gradle/wrapper/gradle-wrapper.properties
@@ -3,4 +3,4 @@ distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-8.0-bin.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-8.1.1-bin.zip
diff --git a/manifest.gradle b/manifest.gradle
index dc4f041b..2d729c45 100644
--- a/manifest.gradle
+++ b/manifest.gradle
@@ -16,8 +16,8 @@ ext {
     demo_app_id = 'net.gotev.uploadservicedemo'
 
     // Gradle classpath dependencies versions
-    kotlin_version = '1.8.20'
-    gradle_version = '8.0.2'
+    kotlin_version = '1.8.21'
+    gradle_version = '8.1.1'
     kotlin_lint_version = '9.0.0'
 
     // Library and app testing dependencies versions
diff --git a/uploadservice-ftp/gradle/wrapper/gradle-wrapper.properties b/uploadservice-ftp/gradle/wrapper/gradle-wrapper.properties
index 1382e026..47fc981d 100644
--- a/uploadservice-ftp/gradle/wrapper/gradle-wrapper.properties
+++ b/uploadservice-ftp/gradle/wrapper/gradle-wrapper.properties
@@ -3,4 +3,4 @@ distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-8.0-bin.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-8.1.1-bin.zip