diff --git a/gradle/libs.versions.toml b/gradle/libs.versions.toml
index 320bce0d..f98b268f 100644
--- a/gradle/libs.versions.toml
+++ b/gradle/libs.versions.toml
@@ -38,10 +38,10 @@ kotlinx-collections-immutable = { group = "org.jetbrains.kotlinx", name = "kotli
 kotlin-logging = { group = "io.github.oshai", name = "kotlin-logging", version.ref = "logging" }
 
 # Ktor
-ktor-client-cio = { group = "io.ktor", name = "ktor-client-cio", version.ref = "ktor" }
+ktor-client-core = { group = "io.ktor", name = "ktor-client-core", version.ref = "ktor" }
 ktor-server-sse = { group = "io.ktor", name = "ktor-server-sse", version.ref = "ktor" }
 ktor-server-websockets = { group = "io.ktor", name = "ktor-server-websockets", version.ref = "ktor" }
-ktor-server-cio = { group = "io.ktor", name = "ktor-server-cio", version.ref = "ktor" }
+ktor-server-core = { group = "io.ktor", name = "ktor-server-core", version.ref = "ktor" }
 
 # Testing
 kotlinx-coroutines-test = { group = "org.jetbrains.kotlinx", name = "kotlinx-coroutines-test", version.ref = "coroutines" }
@@ -51,6 +51,8 @@ slf4j-simple = { group = "org.slf4j", name = "slf4j-simple", version.ref = "slf4
 kotest-assertions-json = { group = "io.kotest", name = "kotest-assertions-json", version.ref = "kotest" }
 
 # Samples
+ktor-client-cio = { group = "io.ktor", name = "ktor-client-cio", version.ref = "ktor" }
+ktor-server-cio = { group = "io.ktor", name = "ktor-server-cio", version.ref = "ktor" }
 mcp-kotlin = { group = "io.modelcontextprotocol", name = "kotlin-sdk", version.ref = "mcp-kotlin" }
 anthropic-java = { group = "com.anthropic", name = "anthropic-java", version.ref = "anthropic" }
 ktor-client-content-negotiation = { group = "io.ktor", name = "ktor-client-content-negotiation", version.ref = "ktor" }
diff --git a/kotlin-sdk-client/build.gradle.kts b/kotlin-sdk-client/build.gradle.kts
index aaf6050c..eece64ba 100644
--- a/kotlin-sdk-client/build.gradle.kts
+++ b/kotlin-sdk-client/build.gradle.kts
@@ -33,7 +33,7 @@ kotlin {
         commonMain {
             dependencies {
                 api(project(":kotlin-sdk-core"))
-                api(libs.ktor.client.cio)
+                api(libs.ktor.client.core)
                 implementation(libs.kotlin.logging)
             }
         }
diff --git a/kotlin-sdk-server/build.gradle.kts b/kotlin-sdk-server/build.gradle.kts
index 0148b784..43c72aef 100644
--- a/kotlin-sdk-server/build.gradle.kts
+++ b/kotlin-sdk-server/build.gradle.kts
@@ -11,7 +11,7 @@ kotlin {
         commonMain {
             dependencies {
                 api(project(":kotlin-sdk-core"))
-                api(libs.ktor.server.cio)
+                api(libs.ktor.server.core)
                 api(libs.ktor.server.sse)
                 implementation(libs.kotlin.logging)
             }
diff --git a/kotlin-sdk-test/build.gradle.kts b/kotlin-sdk-test/build.gradle.kts
index ca7e35b3..f2e941f3 100644
--- a/kotlin-sdk-test/build.gradle.kts
+++ b/kotlin-sdk-test/build.gradle.kts
@@ -8,6 +8,8 @@ kotlin {
             dependencies {
                 implementation(project(":kotlin-sdk"))
                 implementation(kotlin("test"))
+                implementation(libs.ktor.client.cio)
+                implementation(libs.ktor.server.cio)
                 implementation(libs.ktor.server.test.host)
                 implementation(libs.kotlinx.coroutines.test)
             }
diff --git a/samples/kotlin-mcp-server/build.gradle.kts b/samples/kotlin-mcp-server/build.gradle.kts
index 5ecbc43c..6a649687 100644
--- a/samples/kotlin-mcp-server/build.gradle.kts
+++ b/samples/kotlin-mcp-server/build.gradle.kts
@@ -44,6 +44,7 @@ kotlin {
     sourceSets {
         commonMain.dependencies {
             implementation(libs.mcp.kotlin)
+            implementation(libs.ktor.server.cio)
         }
         jvmMain.dependencies {
             implementation(libs.slf4j.simple)