diff --git a/samples/kotlin-mcp-client/gradle/libs.versions.toml b/samples/kotlin-mcp-client/gradle/libs.versions.toml
index b3f485a27..be617c8d8 100644
--- a/samples/kotlin-mcp-client/gradle/libs.versions.toml
+++ b/samples/kotlin-mcp-client/gradle/libs.versions.toml
@@ -1,5 +1,5 @@
 [versions]
-anthropic = "2.71.0"
+anthropic = "2.73.0"
 kotlin = "2.4.21"
 ktor = "3.6.0"
 mcp-kotlin = "0.15.0"
diff --git a/samples/kotlin-mcp-server/gradle/wrapper/gradle-wrapper.jar b/samples/kotlin-mcp-server/gradle/wrapper/gradle-wrapper.jar
index 5097068a8..9fa7f2882 100644
Binary files a/samples/kotlin-mcp-server/gradle/wrapper/gradle-wrapper.jar and b/samples/kotlin-mcp-server/gradle/wrapper/gradle-wrapper.jar differ
diff --git a/samples/kotlin-mcp-server/gradle/wrapper/gradle-wrapper.properties b/samples/kotlin-mcp-server/gradle/wrapper/gradle-wrapper.properties
index 9b7cb4af3..2e7bb9fd6 100644
--- a/samples/kotlin-mcp-server/gradle/wrapper/gradle-wrapper.properties
+++ b/samples/kotlin-mcp-server/gradle/wrapper/gradle-wrapper.properties
@@ -1,6 +1,6 @@
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-9.8.0-bin.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-9.8.1-bin.zip
 networkTimeout=10000
 retries=0
 retryBackOffMs=500
diff --git a/samples/simple-streamable-server/gradle/wrapper/gradle-wrapper.jar b/samples/simple-streamable-server/gradle/wrapper/gradle-wrapper.jar
index 5097068a8..9fa7f2882 100644
Binary files a/samples/simple-streamable-server/gradle/wrapper/gradle-wrapper.jar and b/samples/simple-streamable-server/gradle/wrapper/gradle-wrapper.jar differ
diff --git a/samples/simple-streamable-server/gradle/wrapper/gradle-wrapper.properties b/samples/simple-streamable-server/gradle/wrapper/gradle-wrapper.properties
index 9b7cb4af3..2e7bb9fd6 100644
--- a/samples/simple-streamable-server/gradle/wrapper/gradle-wrapper.properties
+++ b/samples/simple-streamable-server/gradle/wrapper/gradle-wrapper.properties
@@ -1,6 +1,6 @@
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-9.8.0-bin.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-9.8.1-bin.zip
 networkTimeout=10000
 retries=0
 retryBackOffMs=500
diff --git a/samples/weather-stdio-server/gradle/wrapper/gradle-wrapper.jar b/samples/weather-stdio-server/gradle/wrapper/gradle-wrapper.jar
index 5097068a8..9fa7f2882 100644
Binary files a/samples/weather-stdio-server/gradle/wrapper/gradle-wrapper.jar and b/samples/weather-stdio-server/gradle/wrapper/gradle-wrapper.jar differ
diff --git a/samples/weather-stdio-server/gradle/wrapper/gradle-wrapper.properties b/samples/weather-stdio-server/gradle/wrapper/gradle-wrapper.properties
index 9b7cb4af3..2e7bb9fd6 100644
--- a/samples/weather-stdio-server/gradle/wrapper/gradle-wrapper.properties
+++ b/samples/weather-stdio-server/gradle/wrapper/gradle-wrapper.properties
@@ -1,6 +1,6 @@
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-9.8.0-bin.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-9.8.1-bin.zip
 networkTimeout=10000
 retries=0
 retryBackOffMs=500