diff --git a/.github/workflows/pr-checks.yml b/.github/workflows/pr-checks.yml
index 2fd27cc1..926a664a 100644
--- a/.github/workflows/pr-checks.yml
+++ b/.github/workflows/pr-checks.yml
@@ -13,6 +13,7 @@ jobs:
           - 2.11.12
           - 2.12.11
           - 2.12.12
+          - 2.12.13
           - 2.13.2
           - 2.13.3
           - 2.13.4
diff --git a/build.sbt b/build.sbt
index 22a27fa5..ef8cc7e8 100644
--- a/build.sbt
+++ b/build.sbt
@@ -23,7 +23,7 @@ developers := List(
 )
 
 scalaVersion := "2.13.4"
-crossScalaVersions := Seq("2.11.12", "2.12.11", "2.12.12", "2.13.2", "2.13.3", "2.13.4")
+crossScalaVersions := Seq("2.11.12", "2.12.11", "2.12.12", "2.12.13", "2.13.2", "2.13.3", "2.13.4")
 autoScalaLibrary := false
 crossVersion := CrossVersion.full
 crossTarget := {