diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index d9fdc2df04..124cc41747 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -28,13 +28,13 @@ jobs:
     strategy:
       matrix:
         os: [ubuntu-latest]
-        scala: [2.12, 2.13, 3]
+        scala: [2.12.21, 3.10.0, 3.3.8]
         java: [temurin@17, temurin@21]
         project: [rootJS, rootJVM, rootNative]
         exclude:
-          - scala: 2.12
+          - scala: 2.12.21
             java: temurin@21
-          - scala: 3
+          - scala: 3.3.8
             java: temurin@21
           - project: rootJS
             java: temurin@21
@@ -172,92 +172,92 @@ jobs:
         if: matrix.java == 'temurin@21' && steps.setup-java-temurin-21.outputs.cache-hit == 'false'
         run: sbt +update
 
-      - name: Download target directories (2.12, rootJS)
+      - name: Download target directories (2.12.21, rootJS)
         uses: actions/download-artifact@v6
         with:
-          name: target-${{ matrix.os }}-${{ matrix.java }}-2.12-rootJS
+          name: target-${{ matrix.os }}-${{ matrix.java }}-2.12.21-rootJS
 
-      - name: Inflate target directories (2.12, rootJS)
+      - name: Inflate target directories (2.12.21, rootJS)
         run: |
           tar xf targets.tar
           rm targets.tar
 
-      - name: Download target directories (2.12, rootJVM)
+      - name: Download target directories (2.12.21, rootJVM)
         uses: actions/download-artifact@v6
         with:
-          name: target-${{ matrix.os }}-${{ matrix.java }}-2.12-rootJVM
+          name: target-${{ matrix.os }}-${{ matrix.java }}-2.12.21-rootJVM
 
-      - name: Inflate target directories (2.12, rootJVM)
+      - name: Inflate target directories (2.12.21, rootJVM)
         run: |
           tar xf targets.tar
           rm targets.tar
 
-      - name: Download target directories (2.12, rootNative)
+      - name: Download target directories (2.12.21, rootNative)
         uses: actions/download-artifact@v6
         with:
-          name: target-${{ matrix.os }}-${{ matrix.java }}-2.12-rootNative
+          name: target-${{ matrix.os }}-${{ matrix.java }}-2.12.21-rootNative
 
-      - name: Inflate target directories (2.12, rootNative)
+      - name: Inflate target directories (2.12.21, rootNative)
         run: |
           tar xf targets.tar
           rm targets.tar
 
-      - name: Download target directories (2.13, rootJS)
+      - name: Download target directories (3.10.0, rootJS)
         uses: actions/download-artifact@v6
         with:
-          name: target-${{ matrix.os }}-${{ matrix.java }}-2.13-rootJS
+          name: target-${{ matrix.os }}-${{ matrix.java }}-3.10.0-rootJS
 
-      - name: Inflate target directories (2.13, rootJS)
+      - name: Inflate target directories (3.10.0, rootJS)
         run: |
           tar xf targets.tar
           rm targets.tar
 
-      - name: Download target directories (2.13, rootJVM)
+      - name: Download target directories (3.10.0, rootJVM)
         uses: actions/download-artifact@v6
         with:
-          name: target-${{ matrix.os }}-${{ matrix.java }}-2.13-rootJVM
+          name: target-${{ matrix.os }}-${{ matrix.java }}-3.10.0-rootJVM
 
-      - name: Inflate target directories (2.13, rootJVM)
+      - name: Inflate target directories (3.10.0, rootJVM)
         run: |
           tar xf targets.tar
           rm targets.tar
 
-      - name: Download target directories (2.13, rootNative)
+      - name: Download target directories (3.10.0, rootNative)
         uses: actions/download-artifact@v6
         with:
-          name: target-${{ matrix.os }}-${{ matrix.java }}-2.13-rootNative
+          name: target-${{ matrix.os }}-${{ matrix.java }}-3.10.0-rootNative
 
-      - name: Inflate target directories (2.13, rootNative)
+      - name: Inflate target directories (3.10.0, rootNative)
         run: |
           tar xf targets.tar
           rm targets.tar
 
-      - name: Download target directories (3, rootJS)
+      - name: Download target directories (3.3.8, rootJS)
         uses: actions/download-artifact@v6
         with:
-          name: target-${{ matrix.os }}-${{ matrix.java }}-3-rootJS
+          name: target-${{ matrix.os }}-${{ matrix.java }}-3.3.8-rootJS
 
-      - name: Inflate target directories (3, rootJS)
+      - name: Inflate target directories (3.3.8, rootJS)
         run: |
           tar xf targets.tar
           rm targets.tar
 
-      - name: Download target directories (3, rootJVM)
+      - name: Download target directories (3.3.8, rootJVM)
         uses: actions/download-artifact@v6
         with:
-          name: target-${{ matrix.os }}-${{ matrix.java }}-3-rootJVM
+          name: target-${{ matrix.os }}-${{ matrix.java }}-3.3.8-rootJVM
 
-      - name: Inflate target directories (3, rootJVM)
+      - name: Inflate target directories (3.3.8, rootJVM)
         run: |
           tar xf targets.tar
           rm targets.tar
 
-      - name: Download target directories (3, rootNative)
+      - name: Download target directories (3.3.8, rootNative)
         uses: actions/download-artifact@v6
         with:
-          name: target-${{ matrix.os }}-${{ matrix.java }}-3-rootNative
+          name: target-${{ matrix.os }}-${{ matrix.java }}-3.3.8-rootNative
 
-      - name: Inflate target directories (3, rootNative)
+      - name: Inflate target directories (3.3.8, rootNative)
         run: |
           tar xf targets.tar
           rm targets.tar
@@ -332,7 +332,7 @@ jobs:
       - name: Submit Dependencies
         uses: scalacenter/sbt-dependency-submission@v2
         with:
-          modules-ignore: integration_2.12 integration_2.13 integration_3 rootjs_2.12 rootjs_2.13 rootjs_3 microsite_2.12 microsite_2.13 microsite_3 rootjvm_2.12 rootjvm_2.13 rootjvm_3 rootnative_2.12 rootnative_2.13 rootnative_3 fs2-benchmark_2.12 fs2-benchmark_2.13 fs2-benchmark_3
+          modules-ignore: integration_2.12 integration_3 integration_3 rootjs_2.12 rootjs_3 rootjs_3 microsite_2.12 microsite_3 microsite_3 rootjvm_2.12 rootjvm_3 rootjvm_3 rootnative_2.12 rootnative_3 rootnative_3 fs2-benchmark_2.12 fs2-benchmark_3 fs2-benchmark_3
           configs-ignore: test scala-tool scala-doc-tool test-internal
 
   macos:
diff --git a/build.sbt b/build.sbt
index c0895e0e6a..e26b9d3560 100644
--- a/build.sbt
+++ b/build.sbt
@@ -11,7 +11,7 @@ ThisBuild / organization := "co.fs2"
 ThisBuild / organizationName := "Functional Streams for Scala"
 ThisBuild / startYear := Some(2013)
 
-val Scala213 = "2.13.18"
+val Scala213 = "3.10.0"
 
 ThisBuild / scalaVersion := Scala213
 ThisBuild / crossScalaVersions := Seq("2.12.21", Scala213, "3.3.8")