diff --git a/project/ProjectPlugin.scala b/project/ProjectPlugin.scala
index 1227c44..c5b5d1d 100644
--- a/project/ProjectPlugin.scala
+++ b/project/ProjectPlugin.scala
@@ -11,7 +11,7 @@ object ProjectPlugin extends AutoPlugin {
   object autoImport {
 
     lazy val V = new {
-      val catsEffect     = "2.5.2"
+      val catsEffect     = "3.2.1"
       val log4cats       = "1.1.1"
       val logbackClassic = "1.2.5"
       val mu             = "0.21.3"
diff --git a/server/src/main/scala/com/fortysevendeg/smarthome/server/app/ServerApp.scala b/server/src/main/scala/com/fortysevendeg/smarthome/server/app/ServerApp.scala
index 39a4154..6404003 100644
--- a/server/src/main/scala/com/fortysevendeg/smarthome/server/app/ServerApp.scala
+++ b/server/src/main/scala/com/fortysevendeg/smarthome/server/app/ServerApp.scala
@@ -9,8 +9,9 @@ import com.fortysevendeg.smarthome.protocol.services._
 import com.permutive.pubsub.producer.PubsubProducer
 import higherkindness.mu.rpc.server.{AddService, GrpcServer}
 import io.chrisdavenport.log4cats.Logger
+import cats.effect.Temporal
 
-class ServerProgram[F[_]: ConcurrentEffect: Timer] extends ServerBoot[F] {
+class ServerProgram[F[_]: ConcurrentEffect: Temporal] extends ServerBoot[F] {
 
   override def serverProgram(
       config: SmartHomeServerConfig
diff --git a/server/src/main/scala/com/fortysevendeg/smarthome/server/process/SmartHomeServiceHandler.scala b/server/src/main/scala/com/fortysevendeg/smarthome/server/process/SmartHomeServiceHandler.scala
index e299034..9cd250f 100644
--- a/server/src/main/scala/com/fortysevendeg/smarthome/server/process/SmartHomeServiceHandler.scala
+++ b/server/src/main/scala/com/fortysevendeg/smarthome/server/process/SmartHomeServiceHandler.scala
@@ -7,8 +7,9 @@ import com.fortysevendeg.smarthome.protocol.messages._
 import com.fortysevendeg.smarthome.protocol.services._
 import fs2._
 import io.chrisdavenport.log4cats.Logger
+import cats.effect.Temporal
 
-class SmartHomeServiceHandler[F[_]: Async: Logger: Timer: TemperatureReader: SmartHomeSupervisor]
+class SmartHomeServiceHandler[F[_]: Async: Logger: Temporal: TemperatureReader: SmartHomeSupervisor]
     extends SmartHomeService[F] {
   val serviceName = "SmartHomeService"
 
diff --git a/server/src/main/scala/com/fortysevendeg/smarthome/server/process/TemperatureReader.scala b/server/src/main/scala/com/fortysevendeg/smarthome/server/process/TemperatureReader.scala
index a046ba5..6d4187f 100644
--- a/server/src/main/scala/com/fortysevendeg/smarthome/server/process/TemperatureReader.scala
+++ b/server/src/main/scala/com/fortysevendeg/smarthome/server/process/TemperatureReader.scala
@@ -9,18 +9,19 @@ import io.chrisdavenport.log4cats.Logger
 import scala.concurrent.duration._
 import scala.math.BigDecimal.RoundingMode
 import scala.util.Random
+import cats.effect.Temporal
 
 trait TemperatureReader[F[_]] {
   def sendSamples: Stream[F, Temperature]
 }
 
 object TemperatureReader {
-  implicit def instance[F[_]: Sync: Logger: Timer]: TemperatureReader[F] =
+  implicit def instance[F[_]: Sync: Logger: Temporal]: TemperatureReader[F] =
     new TemperatureReader[F] {
       val seed = Temperature(77d, Some(TemperatureUnit("Fahrenheit")))
 
       def readTemperature(current: Temperature): F[Temperature] =
-        Timer[F]
+        Temporal[F]
           .sleep(1.second)
           .flatMap(_ =>
             Sync[F].delay {