diff --git a/pkg/agentic/prep_test.go b/pkg/agentic/prep_test.go
index 83c2c2f..e51deac 100644
--- a/pkg/agentic/prep_test.go
+++ b/pkg/agentic/prep_test.go
@@ -190,7 +190,7 @@ func TestSetCore_Good(t *testing.T) {
 	s := &PrepSubsystem{}
 	assert.Nil(t, s.core)
 
-	c := core.New(core.WithOption("name", "test")).Value.(*core.Core)
+	c := core.New(core.WithOption("name", "test"))
 	s.SetCore(c)
 	assert.NotNil(t, s.core)
 }