diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 4343143c..f38b8486 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -28,13 +28,13 @@ jobs:
     strategy:
       matrix:
         os: [ubuntu-latest]
-        scala: [2.12.16, 2.13.10, 3.2.1]
+        scala: [2.12.17, 2.13.10, 3.2.1]
         java: [temurin@8, temurin@11, temurin@17]
         project: [rootJVM]
         exclude:
-          - scala: 2.12.16
+          - scala: 2.12.17
             java: temurin@11
-          - scala: 2.12.16
+          - scala: 2.12.17
             java: temurin@17
           - scala: 3.2.1
             java: temurin@11
@@ -216,12 +216,12 @@ jobs:
             ~/Library/Caches/Coursier/v1
           key: ${{ runner.os }}-sbt-cache-v2-${{ hashFiles('**/*.sbt') }}-${{ hashFiles('project/build.properties') }}
 
-      - name: Download target directories (2.12.16, rootJVM)
+      - name: Download target directories (2.12.17, rootJVM)
         uses: actions/download-artifact@v2
         with:
-          name: target-${{ matrix.os }}-${{ matrix.java }}-2.12.16-rootJVM
+          name: target-${{ matrix.os }}-${{ matrix.java }}-2.12.17-rootJVM
 
-      - name: Inflate target directories (2.12.16, rootJVM)
+      - name: Inflate target directories (2.12.17, rootJVM)
         run: |
           tar xf targets.tar
           rm targets.tar
diff --git a/build.sbt b/build.sbt
index c91c600a..aad19a8b 100644
--- a/build.sbt
+++ b/build.sbt
@@ -1,4 +1,4 @@
-val scala_212 = "2.12.16"
+val scala_212 = "2.12.17"
 val scala_213 = "2.13.10"
 val scala_3   = "3.2.1"