diff --git a/buildSrc/build.gradle.kts b/buildSrc/build.gradle.kts
index 06758080b43..5eeb9841af0 100644
--- a/buildSrc/build.gradle.kts
+++ b/buildSrc/build.gradle.kts
@@ -20,7 +20,7 @@ repositories {
     }
 }
 
-val ktor_version = "3.0.0-rc-2-eap-1091"
+val ktor_version = "3.0.1-eap-1114"
 
 dependencies {
     val kotlin_version = libs.versions.kotlin.get()
diff --git a/buildSrc/src/main/kotlin/test/server/TestTcpServer.kt b/buildSrc/src/main/kotlin/test/server/TestTcpServer.kt
index 4f434ed3a78..1f293efdcdb 100644
--- a/buildSrc/src/main/kotlin/test/server/TestTcpServer.kt
+++ b/buildSrc/src/main/kotlin/test/server/TestTcpServer.kt
@@ -16,31 +16,36 @@ internal class TestTcpServer(val port: Int, handler: suspend (Socket) -> Unit) :
     override val coroutineContext: CoroutineContext
 
     init {
-        val server = aSocket(selector).tcp().bind(port = port)
+        var server: ServerSocket? = null
 
         coroutineContext = GlobalScope.launch {
+            server = aSocket(selector).tcp().bind(port = port)
             while (isActive) {
                 val socket = try {
-                    server.accept()
+                    server?.accept()
                 } catch (cause: Throwable) {
                     println("Test server is fail to accept: $cause")
                     cause.printStackTrace()
                     continue
                 }
 
-                try {
-                    socket.use { handler(it) }
-                } catch (cause: Throwable) {
-                    println("Exception in tcp server: $cause")
-                    cause.printStackTrace()
+                launch {
+                    try {
+                        socket?.use { handler(it) }
+                    } catch (cause: Throwable) {
+                        println("Exception in tcp server: $cause")
+                        cause.printStackTrace()
+                    }
                 }
             }
         }.apply {
             invokeOnCompletion {
-                server.close()
+                server?.close()
             }
         }
     }
 
-    override fun close() { coroutineContext.cancel() }
+    override fun close() {
+        coroutineContext.cancel()
+    }
 }
diff --git a/buildSrc/src/main/kotlin/test/server/tests/Content.kt b/buildSrc/src/main/kotlin/test/server/tests/Content.kt
index 6dfa29d22a4..c0af3a20485 100644
--- a/buildSrc/src/main/kotlin/test/server/tests/Content.kt
+++ b/buildSrc/src/main/kotlin/test/server/tests/Content.kt
@@ -7,6 +7,7 @@ package test.server.tests
 import io.ktor.http.*
 import io.ktor.http.content.*
 import io.ktor.server.application.*
+import io.ktor.server.http.content.file
 import io.ktor.server.request.*
 import io.ktor.server.response.*
 import io.ktor.server.routing.*
@@ -88,13 +89,9 @@ internal fun Application.contentTestServer() {
                 call.respondText(response.toString())
             }
             put("/file-upload") {
-                val parts = call.receiveMultipart().readAllParts()
                 if (call.request.headers[HttpHeaders.ContentLength] == null) error("Content length is missing")
 
-                if (parts.size != 1) call.fail("Invalid form size: $parts")
-
-                val file = parts.first() as? PartData.FileItem ?: call.fail("Invalid item")
-
+                val file = call.receiveMultipart().readPart() as? PartData.FileItem ?: call.fail("Invalid item")
                 if (4 != file.headers[HttpHeaders.ContentLength]?.toInt()) call.fail("Size is missing")
 
                 val value = file.provider().readInt()