diff --git a/third_party/utils/src/test/BUILD b/third_party/utils/src/test/BUILD
index ff59918d5..c00df5edd 100644
--- a/third_party/utils/src/test/BUILD
+++ b/third_party/utils/src/test/BUILD
@@ -13,6 +13,12 @@ scala_library(
         any_3 = [
             "io/bazel/rulesscala/utils/Scala3CompilerUtils.scala",
         ],
+        before_2_13_9 = [
+            "io/bazel/rulesscala/utils/CommandLineParserAdapter_before_2_13_9.scala",
+        ],
+        between_2_13_9_and_3 = [
+            "io/bazel/rulesscala/utils/CommandLineParserAdapter_since_2_13_9.scala",
+        ],
     ),
     visibility = ["//visibility:public"],
     deps = [
diff --git a/third_party/utils/src/test/io/bazel/rulesscala/utils/CommandLineParserAdapter_before_2_13_9.scala b/third_party/utils/src/test/io/bazel/rulesscala/utils/CommandLineParserAdapter_before_2_13_9.scala
new file mode 100644
index 000000000..ab05c19f2
--- /dev/null
+++ b/third_party/utils/src/test/io/bazel/rulesscala/utils/CommandLineParserAdapter_before_2_13_9.scala
@@ -0,0 +1,7 @@
+package io.bazel.rulesscala.utils
+
+import scala.tools.cmd.CommandLineParser
+
+object CommandLineParserAdapter {
+  def tokenize(cmd: String): List[String] = CommandLineParser.tokenize(cmd)
+}
diff --git a/third_party/utils/src/test/io/bazel/rulesscala/utils/CommandLineParserAdapter_since_2_13_9.scala b/third_party/utils/src/test/io/bazel/rulesscala/utils/CommandLineParserAdapter_since_2_13_9.scala
new file mode 100644
index 000000000..6b09bdf08
--- /dev/null
+++ b/third_party/utils/src/test/io/bazel/rulesscala/utils/CommandLineParserAdapter_since_2_13_9.scala
@@ -0,0 +1,15 @@
+package scala {
+  package rulesscala {
+    // proxy to private[scala] compiler API
+    object Proxy {
+      def tokenize(cmd: String): List[String] = sys.process.Parser.tokenize(cmd)
+    }
+  }
+}
+
+package io.bazel.rulesscala.utils {
+  object CommandLineParserAdapter {
+    def tokenize(cmd: String): List[String] =
+      scala.rulesscala.Proxy.tokenize(cmd)
+  }
+}
diff --git a/third_party/utils/src/test/io/bazel/rulesscala/utils/TestUtil.scala b/third_party/utils/src/test/io/bazel/rulesscala/utils/TestUtil.scala
index 8f16951e2..11e8e26f7 100644
--- a/third_party/utils/src/test/io/bazel/rulesscala/utils/TestUtil.scala
+++ b/third_party/utils/src/test/io/bazel/rulesscala/utils/TestUtil.scala
@@ -7,7 +7,6 @@ import scala.reflect.io.AbstractFile
 import scala.reflect.io.Directory
 import scala.reflect.io.PlainDirectory
 import scala.reflect.io.VirtualDirectory
-import scala.tools.cmd.CommandLineParser
 import scala.tools.nsc.CompilerCommand
 import scala.tools.nsc.Global
 import scala.tools.nsc.Settings
@@ -116,7 +115,7 @@ object TestUtil {
     output: AbstractFile
   ): List[StoreReporter#Info] = {
     // TODO: Optimize and cache global.
-    val options = CommandLineParser.tokenize(compileOptions)
+    val options = CommandLineParserAdapter.tokenize(compileOptions)
     val reporter = new StoreReporter()
     val settings = new Settings(println)
     val _ = new CompilerCommand(options, settings)