diff --git a/src/ethernet_interface.cpp b/src/ethernet_interface.cpp
index c1433a7..10229ac 100644
--- a/src/ethernet_interface.cpp
+++ b/src/ethernet_interface.cpp
@@ -158,19 +158,6 @@
     }
 }
 
-bool EthernetInterface::originIsManuallyAssigned(IP::AddressOrigin origin)
-{
-    return (
-#ifdef LINK_LOCAL_AUTOCONFIGURATION
-        (origin == IP::AddressOrigin::Static)
-#else
-        (origin == IP::AddressOrigin::Static ||
-         origin == IP::AddressOrigin::LinkLocal)
-#endif
-
-    );
-}
-
 void EthernetInterface::addAddr(const AddressInfo& info)
 {
     IP::AddressOrigin origin = IP::AddressOrigin::Static;
@@ -741,7 +728,7 @@
             auto& address = network["Address"];
             for (const auto& addr : addrs)
             {
-                if (originIsManuallyAssigned(addr.second->origin()))
+                if (addr.second->origin() == IP::AddressOrigin::Static)
                 {
                     address.emplace_back(stdplus::toStr(addr.first));
                 }
diff --git a/src/ethernet_interface.hpp b/src/ethernet_interface.hpp
index aae2e1f..c7af241 100644
--- a/src/ethernet_interface.hpp
+++ b/src/ethernet_interface.hpp
@@ -258,12 +258,6 @@
                       stdplus::PinnedRef<Manager> manager,
                       const AllIntfInfo& info, std::string&& objPath,
                       const config::Parser& config, bool enabled);
-
-    /** @brief Determines if the address is manually assigned
-     *  @param[in] origin - The origin entry of the IP::Address
-     *  @returns true/false value if the address is static
-     */
-    bool originIsManuallyAssigned(IP::AddressOrigin origin);
 };
 
 } // namespace network