diff --git a/build.sbt b/build.sbt
index 9944e20..ad36438 100644
--- a/build.sbt
+++ b/build.sbt
@@ -1,4 +1,4 @@
-val mainScala = "2.12.19"
+val mainScala = "2.12.20"
 
 scalaVersion := mainScala
 crossScalaVersions := Seq(mainScala, "2.13.14")