diff --git a/src/collect.go b/src/collect.go
index 9933351..3e05628 100644
--- a/src/collect.go
+++ b/src/collect.go
@@ -72,6 +72,9 @@ func CollectTar(
 				return
 			}
 			blobData, err = io.ReadAll(blobReader)
+			if closer, ok := blobReader.(io.Closer); ok {
+				defer closer.Close()
+			}
 			if err != nil {
 				return
 			}