diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 1719556..dbf5cee 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -23,7 +23,7 @@ jobs:
     strategy:
       matrix:
         os: [ubuntu-latest]
-        scala: [2.12.14, 2.13.6, 3.0.0]
+        scala: [2.12.15, 2.13.6, 3.0.0]
         java: [adopt@1.8, adopt@1.11]
     runs-on: ${{ matrix.os }}
     steps:
diff --git a/build.sbt b/build.sbt
index d61854a..67e3ee0 100644
--- a/build.sbt
+++ b/build.sbt
@@ -1,7 +1,7 @@
 val scala213 = "2.13.6"
 
 ThisBuild / scalaVersion := scala213
-ThisBuild / crossScalaVersions := Seq("2.12.14", scala213, "3.0.0")
+ThisBuild / crossScalaVersions := Seq("2.12.15", scala213, "3.0.0")
 
 ThisBuild / licenses := Seq("MIT" -> url("http://opensource.org/licenses/MIT"))