diff --git a/build.sbt b/build.sbt
index af01276..d2734d9 100644
--- a/build.sbt
+++ b/build.sbt
@@ -64,8 +64,8 @@ val awsSdkDependencies = Seq(
 )
 val zioDependencies = Seq(
   libraryDependencies ++= Seq (
-    "dev.zio" %% "zio" % "1.0.0-RC12-1",
-    "dev.zio" %% "zio-streams" % "1.0.0-RC12-1"
+    "dev.zio" %% "zio" % "1.0.0-RC13",
+    "dev.zio" %% "zio-streams" % "1.0.0-RC13"
   )
 )