diff --git a/cpp/include/Ice/Endpoint.h b/cpp/include/Ice/Endpoint.h
index 937de25ba62..e715706737e 100644
--- a/cpp/include/Ice/Endpoint.h
+++ b/cpp/include/Ice/Endpoint.h
@@ -145,6 +145,7 @@ namespace Ice
     class ICE_API TCPEndpointInfo final : public IPEndpointInfo
     {
     public:
+        ~TCPEndpointInfo() final;
         TCPEndpointInfo(const TCPEndpointInfo&) = delete;
         TCPEndpointInfo& operator=(const TCPEndpointInfo&) = delete;
 
@@ -179,6 +180,7 @@ namespace Ice
     class ICE_API UDPEndpointInfo final : public IPEndpointInfo
     {
     public:
+        ~UDPEndpointInfo() final;
         UDPEndpointInfo(const UDPEndpointInfo&) = delete;
         UDPEndpointInfo& operator=(const UDPEndpointInfo&) = delete;
 
@@ -216,6 +218,7 @@ namespace Ice
     class ICE_API WSEndpointInfo final : public EndpointInfo
     {
     public:
+        ~WSEndpointInfo() final;
         WSEndpointInfo(const WSEndpointInfo&) = delete;
         WSEndpointInfo& operator=(const WSEndpointInfo&) = delete;
 
@@ -240,6 +243,7 @@ namespace Ice
     class ICE_API OpaqueEndpointInfo final : public EndpointInfo
     {
     public:
+        ~OpaqueEndpointInfo() final;
         OpaqueEndpointInfo(const OpaqueEndpointInfo&) = delete;
         OpaqueEndpointInfo& operator=(const OpaqueEndpointInfo&) = delete;
 
diff --git a/cpp/include/Ice/SSL/EndpointInfo.h b/cpp/include/Ice/SSL/EndpointInfo.h
index 237b281346c..52a4c5bc977 100644
--- a/cpp/include/Ice/SSL/EndpointInfo.h
+++ b/cpp/include/Ice/SSL/EndpointInfo.h
@@ -23,6 +23,7 @@ namespace Ice::SSL
     class ICE_API EndpointInfo final : public Ice::EndpointInfo
     {
     public:
+        ~EndpointInfo() final;
         EndpointInfo(const EndpointInfo&) = delete;
         EndpointInfo& operator=(const EndpointInfo&) = delete;
 
diff --git a/cpp/include/Ice/ios/iAPEndpointInfo.h b/cpp/include/Ice/ios/iAPEndpointInfo.h
index c6019ff5fda..a7f6b2fe8d9 100644
--- a/cpp/include/Ice/ios/iAPEndpointInfo.h
+++ b/cpp/include/Ice/ios/iAPEndpointInfo.h
@@ -16,6 +16,7 @@ namespace IceIAP
     class EndpointInfo final : public Ice::EndpointInfo
     {
     public:
+        ~EndpointInfo() final;
         EndpointInfo(const EndpointInfo&) = delete;
         EndpointInfo& operator=(const EndpointInfo&) = delete;
 
diff --git a/cpp/include/IceBT/EndpointInfo.h b/cpp/include/IceBT/EndpointInfo.h
index 401e1637a86..56c008bfc73 100644
--- a/cpp/include/IceBT/EndpointInfo.h
+++ b/cpp/include/IceBT/EndpointInfo.h
@@ -25,6 +25,7 @@ namespace IceBT
     class ICEBT_API EndpointInfo final : public Ice::EndpointInfo
     {
     public:
+        ~EndpointInfo() final;
         EndpointInfo(const EndpointInfo&) = delete;
         EndpointInfo& operator=(const EndpointInfo&) = delete;
 
diff --git a/cpp/src/Ice/EndpointI.cpp b/cpp/src/Ice/EndpointI.cpp
index c6b1cb1f19e..e6c18692a8b 100644
--- a/cpp/src/Ice/EndpointI.cpp
+++ b/cpp/src/Ice/EndpointI.cpp
@@ -37,6 +37,14 @@ Ice::EndpointInfo::secure() const noexcept
     return underlying ? underlying->secure() : false;
 }
 
+Ice::TCPEndpointInfo::~TCPEndpointInfo() {}
+
+Ice::UDPEndpointInfo::~UDPEndpointInfo() {}
+
+Ice::WSEndpointInfo::~WSEndpointInfo() {}
+
+Ice::OpaqueEndpointInfo::~OpaqueEndpointInfo() {}
+
 void
 IceInternal::EndpointI::streamWrite(Ice::OutputStream* s) const
 {
diff --git a/cpp/src/Ice/SSL/SSLEndpointI.cpp b/cpp/src/Ice/SSL/SSLEndpointI.cpp
index 145939ae8f4..9973260c7fe 100644
--- a/cpp/src/Ice/SSL/SSLEndpointI.cpp
+++ b/cpp/src/Ice/SSL/SSLEndpointI.cpp
@@ -76,6 +76,11 @@ Ice::SSL::OpenSSLConnectionInfo::~OpenSSLConnectionInfo()
 }
 #endif
 
+Ice::SSL::EndpointInfo::~EndpointInfo()
+{
+    // out of line to avoid weak vtable
+}
+
 Ice::SSL::EndpointI::EndpointI(const InstancePtr& instance, const IceInternal::EndpointIPtr& del)
     : _instance(instance),
       _delegate(del)
diff --git a/cpp/src/Ice/ios/iAPEndpointI.mm b/cpp/src/Ice/ios/iAPEndpointI.mm
index 92f89172680..203894a824a 100644
--- a/cpp/src/Ice/ios/iAPEndpointI.mm
+++ b/cpp/src/Ice/ios/iAPEndpointI.mm
@@ -78,6 +78,7 @@ ICEIAP_API void registerIceIAP(bool loadOnInitialize)
 
 // Implement virtual destructors out of line to avoid weak vtables.
 IceIAP::ConnectionInfo::~ConnectionInfo() {}
+IceIAP::EndpointInfo::~EndpointInfo() {}
 
 IceObjC::iAPEndpointI::iAPEndpointI(
     const ProtocolInstancePtr& instance,
diff --git a/cpp/src/IceBT/EndpointI.cpp b/cpp/src/IceBT/EndpointI.cpp
index f5416267110..ee6103c455c 100644
--- a/cpp/src/IceBT/EndpointI.cpp
+++ b/cpp/src/IceBT/EndpointI.cpp
@@ -23,6 +23,7 @@ using namespace IceBT;
 
 // Implement virtual destructors out of line to avoid weak vtables.
 IceBT::ConnectionInfo::~ConnectionInfo() {}
+IceBT::EndpointInfo::~EndpointInfo() {}
 
 IceBT::EndpointI::EndpointI(
     const InstancePtr& instance,