diff --git a/samples/kotlin-mcp-client/gradle/libs.versions.toml b/samples/kotlin-mcp-client/gradle/libs.versions.toml
index c2edddbcb..b58eef204 100644
--- a/samples/kotlin-mcp-client/gradle/libs.versions.toml
+++ b/samples/kotlin-mcp-client/gradle/libs.versions.toml
@@ -1,10 +1,10 @@
 [versions]
-anthropic = "2.60.0"
+anthropic = "2.62.0"
 kotlin = "2.4.20"
 ktor = "3.5.2"
 mcp-kotlin = "0.15.0"
 shadow = "9.6.1"
-slf4j = "2.0.18"
+slf4j = "2.0.19"
 
 [libraries]
 anthropic-java = { group = "com.anthropic", name = "anthropic-java", version.ref = "anthropic" }
diff --git a/samples/kotlin-mcp-server/gradle/libs.versions.toml b/samples/kotlin-mcp-server/gradle/libs.versions.toml
index 5f8b83fd3..d46c2f19f 100644
--- a/samples/kotlin-mcp-server/gradle/libs.versions.toml
+++ b/samples/kotlin-mcp-server/gradle/libs.versions.toml
@@ -2,7 +2,7 @@
 kotlin = "2.4.10"
 ktor = "3.5.2"
 mcp-kotlin = "0.15.0"
-slf4j = "2.0.18"
+slf4j = "2.0.19"
 shadow = "9.6.1"
 
 [libraries]
diff --git a/samples/simple-streamable-server/gradle/libs.versions.toml b/samples/simple-streamable-server/gradle/libs.versions.toml
index fd0361931..010259974 100644
--- a/samples/simple-streamable-server/gradle/libs.versions.toml
+++ b/samples/simple-streamable-server/gradle/libs.versions.toml
@@ -3,7 +3,7 @@ kotlin = "2.4.10"
 ktor = "3.5.2"
 junit = "6.1.3"
 mcp-kotlin = "0.15.0"
-slf4j = "2.0.18"
+slf4j = "2.0.19"
 shadow = "9.6.1"
 
 [libraries]
diff --git a/samples/weather-stdio-server/gradle/libs.versions.toml b/samples/weather-stdio-server/gradle/libs.versions.toml
index b84a655bd..430185785 100644
--- a/samples/weather-stdio-server/gradle/libs.versions.toml
+++ b/samples/weather-stdio-server/gradle/libs.versions.toml
@@ -5,7 +5,7 @@ ktor = "3.5.2"
 logging = "8.0.4"
 mcp-kotlin = "0.15.0"
 shadow = "9.6.1"
-slf4j = "2.0.18"
+slf4j = "2.0.19"
 
 [libraries]
 kotlin-logging = { group = "io.github.oshai", name = "kotlin-logging-jvm", version.ref = "logging" }