diff --git a/Src/libCZI/CziMetadataSegment.cpp b/Src/libCZI/CziMetadataSegment.cpp
index c2fc9e70..d0205d9b 100644
--- a/Src/libCZI/CziMetadataSegment.cpp
+++ b/Src/libCZI/CziMetadataSegment.cpp
@@ -7,7 +7,7 @@
 
 using namespace libCZI;
 
-CCziMetadataSegment::CCziMetadataSegment(const CCZIParse::MetadataSegmentData& data, std::function<void(void*)> deleter)
+CCziMetadataSegment::CCziMetadataSegment(const CCZIParse::MetadataSegmentData& data, const std::function<void(void*)>& deleter)
     : spXmlData(std::shared_ptr<const void>(data.ptrXmlData, deleter)),
     spAttachment(std::shared_ptr<const void>(data.ptrAttachment, deleter)),
     xmlDataSize(data.xmlDataSize),
@@ -15,9 +15,6 @@ CCziMetadataSegment::CCziMetadataSegment(const CCZIParse::MetadataSegmentData& d
 {
 }
 
-CCziMetadataSegment::~CCziMetadataSegment()
-{}
-
 // interface ISubBlock
 /*virtual*/void CCziMetadataSegment::DangerousGetRawData(MemBlkType type, const void*& ptr, size_t& size) const
 {
diff --git a/Src/libCZI/CziMetadataSegment.h b/Src/libCZI/CziMetadataSegment.h
index 174ae9ca..22af1257 100644
--- a/Src/libCZI/CziMetadataSegment.h
+++ b/Src/libCZI/CziMetadataSegment.h
@@ -15,8 +15,7 @@ class CCziMetadataSegment : public  libCZI::IMetadataSegment
     std::uint64_t   xmlDataSize;
     std::uint32_t   attachmentSize;
 public:
-    CCziMetadataSegment(const CCZIParse::MetadataSegmentData& data, std::function<void(void*)> deleter);
-    ~CCziMetadataSegment() override;
+    CCziMetadataSegment(const CCZIParse::MetadataSegmentData& data, const std::function<void(void*)>& deleter);
 
     // interface ISubBlock
     void DangerousGetRawData(MemBlkType type, const void*& ptr, size_t& size) const override;