diff --git a/build.sbt b/build.sbt
index 7b459410..cebd0c87 100644
--- a/build.sbt
+++ b/build.sbt
@@ -320,7 +320,7 @@ lazy val xray = crossProject(JSPlatform, JVMPlatform)
     libraryDependencies ++= Seq(
       "io.circe" %%% "circe-core" % "0.14.3",
       "co.fs2" %%% "fs2-io" % fs2Version,
-      "com.comcast" %%% "ip4s-core" % "3.2.0",
+      "com.comcast" %%% "ip4s-core" % "3.3.0",
       "org.scodec" %%% "scodec-bits" % "1.1.37"
     )
   )