diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 4180c982..c37ae98a 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -11,7 +11,7 @@ jobs:
       matrix:
         scala:
           - 2.13.4
-          - 2.12.12
+          - 2.12.11
 
     steps:
     - uses: actions/checkout@v2
diff --git a/build.sbt b/build.sbt
index 071e1a36..42456da9 100644
--- a/build.sbt
+++ b/build.sbt
@@ -8,7 +8,7 @@ lazy val commonSettings = Seq(
   organizationHomepage := Some(url("http://evolutiongaming.com")),
   bintrayOrganization := Some("evolutiongaming"),
   scalaVersion := crossScalaVersions.value.head,
-  crossScalaVersions := Seq("2.13.4", "2.12.12"),
+  crossScalaVersions := Seq("2.13.4", "2.12.11"),
   coverageScalacPluginVersion := "1.4.2",
   licenses := Seq(("MIT", url("https://opensource.org/licenses/MIT"))),
   releaseCrossBuild := true,