diff --git a/magnum-zio/src/test/scala/ZioPgTests.scala b/magnum-zio/src/test/scala/ZioPgTests.scala
index 73c9d9b..cdb5eb1 100644
--- a/magnum-zio/src/test/scala/ZioPgTests.scala
+++ b/magnum-zio/src/test/scala/ZioPgTests.scala
@@ -27,7 +27,7 @@ class ZioPgTests extends FunSuite, TestContainersFixtures:
 
   def runIO[A](io: ZIO[Any, Throwable, A]): A =
     Unsafe.unsafe { implicit unsafe =>
-      runtime.unsafe.run(io).getOrThrowFiberFailure()
+      runtime.unsafe.run(io).getOrThrow()
     }
 
   /*
@@ -442,15 +442,24 @@ class ZioPgTests extends FunSuite, TestContainersFixtures:
       isAdmin = false,
       socialId = None
     )
-    val count =
+    val countBefore =
       runIO:
         transact(dataSource):
-          try
-            personRepo.insert(p)
-            throw RuntimeException()
-            fail("should not reach")
-          catch case _: Exception => personRepo.count
-    assertEquals(count, 8L)
+          personRepo.count
+    try
+      runIO:
+        transact(dataSource):
+          personRepo.insert(p)
+          throw RuntimeException()
+          fail("should not reach")
+    catch
+      case _: RuntimeException => ()
+    val countAfter =
+      runIO:
+        connect(dataSource):
+          personRepo.count
+    assertEquals(countBefore, 8L)
+    assertEquals(countBefore, countAfter)
 
   test("custom insert"):
     val p = PersonCreator(