diff --git a/internal/reconstitution/cache.go b/internal/reconstitution/cache.go
index 85b05f42..d6de1e72 100644
--- a/internal/reconstitution/cache.go
+++ b/internal/reconstitution/cache.go
@@ -14,6 +14,8 @@ import (
 	"github.com/go-logr/logr"
 )
 
+// TODO: Is it possible for resynthesization to ocurr without an update to the composition spec?
+
 // cache maintains a fast index of (ResourceRef + Composition + Synthesis) -> Resource.
 type cache struct {
 	client client.Client
diff --git a/internal/testutil/testutil.go b/internal/testutil/testutil.go
index f14881ab..ee4a2dec 100644
--- a/internal/testutil/testutil.go
+++ b/internal/testutil/testutil.go
@@ -248,7 +248,7 @@ func NewPodController(t testing.TB, mgr ctrl.Manager, fn func(*apiv1.Composition
 
 		// Add resource slice count - the wrapper will do this in the real world
 		pod := pods.Items[0]
-		if comp.Status.CurrentState.ResourceSliceCount == nil {
+		if comp.Status.CurrentState.ResourceSliceCount == nil || comp.Status.CurrentState.ObservedCompositionGeneration != comp.Generation || comp.Status.CurrentState.ObservedSynthesizerGeneration != syn.Generation {
 			count := int64(len(slices))
 			comp.Status.CurrentState.ResourceSliceCount = &count
 			err = cli.Status().Update(ctx, comp)