diff --git a/build.sbt b/build.sbt
index e91075f..b279106 100644
--- a/build.sbt
+++ b/build.sbt
@@ -33,7 +33,7 @@ scalacOptions ++= {
 javacOptions ++= Seq("-source", "8", "-target", "8")
 
 libraryDependencies ++= Seq(
-  "org.sangria-graphql" %% "sangria-marshalling-api" % "1.0.8",
+  "org.sangria-graphql" %% "sangria-marshalling-api" % "1.1.3",
   "org.json4s" %% "json4s-jackson-core" % "4.0.7",
   "org.sangria-graphql" %% "sangria-marshalling-testkit" % "1.0.4" % Test,
   "org.scalatest" %% "scalatest" % "3.2.19" % Test