diff --git a/build.sbt b/build.sbt
index 841e4368..b9a39668 100644
--- a/build.sbt
+++ b/build.sbt
@@ -20,7 +20,7 @@ import com.github.sbt.git.SbtGit.GitKeys.gitRemoteRepo
 import com.typesafe.tools.mima.core._
 
 val magnoliaScala2Version = "1.1.10"
-val magnoliaScala3Version = "1.3.7"
+val magnoliaScala3Version = "1.3.8"
 
 val algebirdVersion = "0.13.10"
 val avroVersion = Option(sys.props("avro.version")).getOrElse("1.11.3")