diff --git a/build.sbt b/build.sbt
index 676b1a2..0ea260d 100644
--- a/build.sbt
+++ b/build.sbt
@@ -33,7 +33,7 @@ val Library = new {
 
   val pekkoHttp = Seq(
     "org.apache.pekko" %% "pekko-http" % Version.pekkoHttp,
-    "com.github.pjfanning" %% "pekko-http-circe" % "3.8.0",
+    "com.github.pjfanning" %% "pekko-http-circe" % "3.9.0",
     ) ++ Pekko
 
   val pekkoHttpTestKit = Seq(