diff --git a/src/api/route/SampleServiceServer.kt b/src/api/route/SampleServiceServer.kt
index 83da1e2..3f462c8 100644
--- a/src/api/route/SampleServiceServer.kt
+++ b/src/api/route/SampleServiceServer.kt
@@ -6,9 +6,8 @@ import io.ktor.http.HttpStatusCode
 import io.ktor.response.respond
 import io.ktor.routing.Routing
 import io.ktor.routing.get
+import kotlinx.datetime.LocalDateTime
 import org.koin.ktor.ext.inject
-import java.time.LocalDate
-import java.time.format.DateTimeFormatter
 
 /**
  * Sample Service
@@ -43,8 +42,7 @@ class SampleServiceServer {
 
         get("/sample/after/{dateAfter}") {
             val dateAfter = call.parameters["dateAfter"] ?: error(HttpStatusCode.NotAcceptable)
-            val dateTimeFormatter: DateTimeFormatter = DateTimeFormatter.ISO_LOCAL_DATE
-            val localDateAfter : LocalDate = LocalDate.parse(dateAfter,dateTimeFormatter)
+            val localDateAfter : LocalDateTime = LocalDateTime.parse(dateAfter)
             val resultList = sampleObjectService.getSampleObjectafterDate(localDateAfter)
 
             call.respond(resultList)
@@ -52,8 +50,7 @@ class SampleServiceServer {
 
         get("/sample/before/{dateBefore}") {
             val dateAfter = call.parameters["dateBefore"] ?: error(HttpStatusCode.NotAcceptable)
-            val dateTimeFormatter: DateTimeFormatter = DateTimeFormatter.ISO_LOCAL_DATE
-            val localDateBefore : LocalDate = LocalDate.parse(dateAfter,dateTimeFormatter)
+            val localDateBefore : LocalDateTime = LocalDateTime.parse(dateAfter)
             val resultList = sampleObjectService.getSampleObjectbeforeDate(localDateBefore)
 
             call.respond(resultList)