diff --git a/pkg/p2p/libp2p/stream_test.go b/pkg/p2p/libp2p/stream_test.go
index 467d239b172..9aab9c1f3a3 100644
--- a/pkg/p2p/libp2p/stream_test.go
+++ b/pkg/p2p/libp2p/stream_test.go
@@ -79,6 +79,7 @@ func TestStreamVersion(t *testing.T) {
 
 			if v == nil {
 				t.Fatal("expected version to be non-nil")
+				return
 			}
 
 			expected := semver.Version{Major: tc.wantMajor, Minor: tc.wantMinor}
diff --git a/pkg/postage/batch.go b/pkg/postage/batch.go
index c252fcd9dc5..2438d167808 100644
--- a/pkg/postage/batch.go
+++ b/pkg/postage/batch.go
@@ -17,7 +17,7 @@ type Batch struct {
 	Owner       []byte   // owner's ethereum address
 	Depth       uint8    // batch depth, i.e., size = 2^{depth}
 	BucketDepth uint8    // the depth of neighbourhoods t
-	Immutable   bool     // if the batch allows adding new capacity (dilution)
+	Immutable   bool     // if true, chunks cannot be overwritten when buckets are full
 }
 
 // MarshalBinary implements BinaryMarshaller. It will attempt to serialize the