diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index ddeead9..6c8ed59 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -23,7 +23,7 @@ jobs:
     strategy:
       matrix:
         os: [ubuntu-latest]
-        scala: [2.13.14, 2.12.19, 3.3.3]
+        scala: [2.13.14, 2.12.20, 3.3.3]
         java: [temurin@11]
     runs-on: ${{ matrix.os }}
     steps:
@@ -98,12 +98,12 @@ jobs:
           tar xf targets.tar
           rm targets.tar
 
-      - 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/.mergify.yml b/.mergify.yml
index 4276547..b19fdd7 100644
--- a/.mergify.yml
+++ b/.mergify.yml
@@ -3,7 +3,7 @@ queue_rules:
     conditions:
       - check-success=Build and Test (ubuntu-latest, 3.3.3, temurin@11)
       - check-success=Build and Test (ubuntu-latest, 2.13.14, temurin@11)      
-      - check-success=Build and Test (ubuntu-latest, 2.12.19, temurin@11)
+      - check-success=Build and Test (ubuntu-latest, 2.12.20, temurin@11)
 
 pull_request_rules:
   - name: Merge using the merge queue
@@ -11,7 +11,7 @@ pull_request_rules:
       - base=main
       - check-success=Build and Test (ubuntu-latest, 3.3.3, temurin@11)      
       - check-success=Build and Test (ubuntu-latest, 2.13.14, temurin@11)      
-      - check-success=Build and Test (ubuntu-latest, 2.12.19, temurin@11)
+      - check-success=Build and Test (ubuntu-latest, 2.12.20, temurin@11)
       - author=scala-steward
     actions:
       queue:
diff --git a/build.sbt b/build.sbt
index 243099e..a561183 100644
--- a/build.sbt
+++ b/build.sbt
@@ -15,7 +15,7 @@ inThisBuild(
   )
 )
 
-val scala212Version = "2.12.19"
+val scala212Version = "2.12.20"
 val scala213Version = "2.13.14"
 val scala3Version = "3.3.3"
 val scalaVersions =