diff --git a/build.sbt b/build.sbt
index 71fe3a48..13148852 100644
--- a/build.sbt
+++ b/build.sbt
@@ -288,7 +288,7 @@ lazy val library =
       val sangriaCirce  = "1.3.2"
       val circe         = "0.14.9"
       val diffson       = "4.6.0"
-      val sangria       = "4.1.1"
+      val sangria       = "4.2.0"
       val fansi         = "0.5.0"
       val pureConfig    = "0.17.7"
       val sbtTest       = "1.0"