diff --git a/core-tests/jvm/src/test/scala/zio/PlatformSpec.scala b/core-tests/jvm/src/test/scala/zio/PlatformSpec.scala
deleted file mode 100644
index b144bc70a1a3..000000000000
--- a/core-tests/jvm/src/test/scala/zio/PlatformSpec.scala
+++ /dev/null
@@ -1,22 +0,0 @@
-package zio
-
-final class PlatformSpec(implicit ee: org.specs2.concurrent.ExecutionEnv) extends TestRuntime {
-
-  def is = "PlatformSpec".title ^ s2"""
-        PlatformLive fatal:
-          `Platform.fatal` should identify a nonFatal exception $e1
-          `Platform.fatal` should identify a fatal exception $e2
-    """
-
-  def e1 = {
-    val nonFatal = new Exception
-
-    Platform.fatal(nonFatal) must_=== false
-  }
-
-  def e2 = {
-    val fatal = new OutOfMemoryError
-
-    Platform.fatal(fatal) must_=== true
-  }
-}
diff --git a/core-tests/jvm/src/test/scala/zio/platform/PlatformSpec.scala b/core-tests/jvm/src/test/scala/zio/platform/PlatformSpec.scala
new file mode 100644
index 000000000000..cc523653d6ad
--- /dev/null
+++ b/core-tests/jvm/src/test/scala/zio/platform/PlatformSpec.scala
@@ -0,0 +1,22 @@
+package zio.platform
+
+import zio.ZIOBaseSpec
+import zio.test.Assertion._
+import zio.test._
+import zio.test.mock.EnvironmentSpec.Platform
+
+object PlatformSpec
+    extends ZIOBaseSpec(
+      suite("PlatformSpec")(
+        suite("PlatformLive fatal:")(
+          test("Platform.fatal should identify a nonFatal exception") {
+            val nonFatal = new Exception
+            assert(Platform.fatal(nonFatal), isFalse)
+          },
+          test("Platform.fatal should identify a fatal exception") {
+            val fatal = new OutOfMemoryError
+            assert(Platform.fatal(fatal), isTrue)
+          }
+        )
+      )
+    )