2 files changed, 5 insertions, 2 deletions
diff --git a/src/util/hasher.cpp b/src/util/hasher.cpp
index a3a3f7a429..81e9b990e1 100644
--- a/src/util/hasher.cpp
+++ b/src/util/hasher.cpp
@@ -9,7 +9,10 @@
 
 SaltedTxidHasher::SaltedTxidHasher() : k0(GetRand<uint64_t>()), k1(GetRand<uint64_t>()) {}
 
-SaltedOutpointHasher::SaltedOutpointHasher() : k0(GetRand<uint64_t>()), k1(GetRand<uint64_t>()) {}
+SaltedOutpointHasher::SaltedOutpointHasher(bool deterministic) :
+    k0(deterministic ? 0x8e819f2607a18de6 : GetRand<uint64_t>()),
+    k1(deterministic ? 0xf4020d2e3983b0eb : GetRand<uint64_t>())
+{}
 
 SaltedSipHasher::SaltedSipHasher() : m_k0(GetRand<uint64_t>()), m_k1(GetRand<uint64_t>()) {}
 
diff --git a/src/util/hasher.h b/src/util/hasher.h
index 82d278b086..506ae9415d 100644
--- a/src/util/hasher.h
+++ b/src/util/hasher.h
@@ -36,7 +36,7 @@ private:
     const uint64_t k0, k1;
 
 public:
-    SaltedOutpointHasher();
+    SaltedOutpointHasher(bool deterministic = false);
 
     /**
      * Having the hash noexcept allows libstdc++'s unordered_map to recalculate