diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 71c4222..9c07fc4 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -23,7 +23,7 @@ jobs:
     strategy:
       matrix:
         os: [ubuntu-latest, macos-latest, windows-latest]
-        scala: [2.12.19]
+        scala: [2.12.20]
         java: [temurin@8, temurin@11, temurin@17, temurin@21]
         exclude:
           - java: temurin@8
@@ -107,7 +107,7 @@ jobs:
     strategy:
       matrix:
         os: [ubuntu-latest]
-        scala: [2.12.19]
+        scala: [2.12.20]
         java: [temurin@8]
     runs-on: ${{ matrix.os }}
     steps:
@@ -163,12 +163,12 @@ jobs:
       - name: Setup sbt
         uses: sbt/setup-sbt@v1
 
-      - name: Download target directories (2.12.19)
+      - name: Download target directories (2.12.20)
         uses: actions/download-artifact@v4
         with:
-          name: target-${{ matrix.os }}-2.12.19-${{ matrix.java }}
+          name: target-${{ matrix.os }}-2.12.20-${{ matrix.java }}
 
-      - name: Inflate target directories (2.12.19)
+      - name: Inflate target directories (2.12.20)
         run: |
           tar xf targets.tar
           rm targets.tar
diff --git a/build.sbt b/build.sbt
index 805288e..433a36c 100644
--- a/build.sbt
+++ b/build.sbt
@@ -1,4 +1,4 @@
-lazy val scala212 = "2.12.19"
+lazy val scala212 = "2.12.20"
 ThisBuild / crossScalaVersions := Seq(scala212)
 ThisBuild / scalaVersion := scala212
 ThisBuild / dynverSonatypeSnapshots := true