1 files changed, 8 insertions, 4 deletions
diff --git a/src/wallet/wallet.cpp b/src/wallet/wallet.cpp
index 7f60dd6906..e586785c24 100644
--- a/src/wallet/wallet.cpp
+++ b/src/wallet/wallet.cpp
@@ -2169,14 +2169,18 @@ bool CWallet::GetNewChangeDestination(const OutputType type, CTxDestination& des
     return true;
 }
 
-int64_t CWallet::GetOldestKeyPoolTime() const
+std::optional<int64_t> CWallet::GetOldestKeyPoolTime() const
 {
     LOCK(cs_wallet);
-    int64_t oldestKey = std::numeric_limits<int64_t>::max();
+    if (m_spk_managers.empty()) {
+        return std::nullopt;
+    }
+
+    std::optional<int64_t> oldest_key{std::numeric_limits<int64_t>::max()};
     for (const auto& spk_man_pair : m_spk_managers) {
-        oldestKey = std::min(oldestKey, spk_man_pair.second->GetOldestKeyPoolTime());
+        oldest_key = std::min(oldest_key, spk_man_pair.second->GetOldestKeyPoolTime());
     }
-    return oldestKey;
+    return oldest_key;
 }
 
 void CWallet::MarkDestinationsDirty(const std::set<CTxDestination>& destinations) {