diff --git a/llarp/net/sock_addr.cpp b/llarp/net/sock_addr.cpp
index b0ed8f2eb1..f19bf07da9 100644
--- a/llarp/net/sock_addr.cpp
+++ b/llarp/net/sock_addr.cpp
@@ -16,6 +16,12 @@ namespace llarp
   {
     return memcmp(&lh, &rh, sizeof(in6_addr)) == 0;
   }
+
+  bool
+  operator<(const in6_addr& lh, const in6_addr& rh)
+  {
+    return memcmp(&lh, &rh, sizeof(in6_addr)) < 0;
+  }
   /// shared utility functions
   ///