diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index fddb50f..acff36d 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -14,7 +14,7 @@ jobs:
     - uses: actions/checkout@df4cb1c069e1874edd31b4311f1884172cec0e10 # v6.0.3
     - uses: actions/setup-java@be666c2fcd27ec809703dec50e508c2fdc7f6654 # v5.2.0
       with:
-        java-version: 8
+        java-version: 17
         distribution: temurin
     - uses: coursier/cache-action@v8
     - uses: sbt/setup-sbt@v1
diff --git a/project/Build.scala b/project/Build.scala
index 6e441b4..a42bf68 100644
--- a/project/Build.scala
+++ b/project/Build.scala
@@ -1,7 +1,7 @@
 object build {
 
   def gitHash: String =
-    sys.process.Process("git rev-parse HEAD").lineStream_!.head
+    sys.process.Process("git rev-parse HEAD").lazyLines_!.head
 
   val msgpack4zJavaName = "msgpack4z-java"
 
diff --git a/project/build.properties b/project/build.properties
index 7c1916d..666624a 100644
--- a/project/build.properties
+++ b/project/build.properties
@@ -1 +1 @@
-sbt.version=1.12.12
+sbt.version=2.0.0