diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 828a28cea..9e84708f9 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -96,7 +96,6 @@ jobs:
     strategy:
       matrix:
         os: [ubuntu-latest]
-        scala: [2.12.17]
         java: [temurin@8]
     runs-on: ${{ matrix.os }}
     steps:
diff --git a/project/plugins.sbt b/project/plugins.sbt
index ae446a1fb..09d52dd7a 100644
--- a/project/plugins.sbt
+++ b/project/plugins.sbt
@@ -18,6 +18,6 @@ addSbtPlugin("org.scala-native" % "sbt-scala-native" % "0.4.12")
 
 addSbtPlugin("org.scoverage" % "sbt-scoverage" % "2.0.7")
 
-addSbtPlugin("org.typelevel" % "sbt-typelevel-mergify" % "0.4.20")
+addSbtPlugin("org.typelevel" % "sbt-typelevel-mergify" % "0.4.21")
 
 addSbtPlugin("pl.project13.scala" % "sbt-jmh" % "0.4.4")