diff --git a/build.sbt b/build.sbt
index 23831ef0..f2f922bd 100644
--- a/build.sbt
+++ b/build.sbt
@@ -32,7 +32,7 @@ val commonSettings = Seq(
     "com.github.julien-truffaut" %% "monocle" % "2.0.3",
     "org.typelevel" %% "cats-effect-std" % "3.0.0-RC2",
     "org.typelevel" %% "cats-effect-kernel" % "3.0.0-RC2",
-    "com.softwaremill.diffx" %% "diffx-core" % "0.3.30"
+    "com.softwaremill.diffx" %% "diffx-core" % "0.4.2"
   ) ++ compilerPlugins
 )