diff --git a/src/test/minerfund_tests.cpp b/src/test/minerfund_tests.cpp
--- a/src/test/minerfund_tests.cpp
+++ b/src/test/minerfund_tests.cpp
@@ -6,8 +6,10 @@
 
 #include <blockindex.h>
 #include <chainparams.h>
+#include <consensus/activation.h>
 #include <key_io.h> // For DecodeDestination
 
+#include <test/util/blockindex.h>
 #include <test/util/setup_common.h>
 
 #include <boost/test/unit_test.hpp>
@@ -18,7 +20,7 @@
 CheckWhitelist(const Consensus::Params &consensusParams,
                const CBlockIndex *pindexPrev,
                const std::unordered_set<CTxDestination, TxDestinationHasher>
-                   expectedWhitelist) {
+                   &expectedWhitelist) {
     auto whitelist = GetMinerFundWhitelist(consensusParams, pindexPrev);
     BOOST_CHECK_EQUAL(whitelist.size(), expectedWhitelist.size());
     for (const auto &expectedDest : expectedWhitelist) {
@@ -30,7 +32,15 @@
     const CChainParams &chainparams = Params();
     const Consensus::Params &consensusParams = chainparams.GetConsensus();
 
-    CBlockIndex block;
+    std::array<CBlockIndex, 12> blocks;
+    for (size_t i = 1; i < blocks.size(); ++i) {
+        blocks[i].pprev = &blocks[i - 1];
+    }
+    CBlockIndex &block = blocks.back();
+
+    const auto activation = gArgs.GetIntArg(
+        "-wellingtonactivationtime", consensusParams.wellingtonActivationTime);
+    SetMTP(blocks, activation - 100000);
 
     // Consensus whitelist has not activated yet
     block.nHeight = consensusParams.axionHeight - 1;
@@ -53,6 +63,15 @@
             "ecash:prfhcnyqnl5cgrnmlfmms675w93ld7mvvqd0y8lz07", chainparams)};
     block.nHeight = consensusParams.gluonHeight;
     CheckWhitelist(consensusParams, &block, expectedMinerFund);
+
+    // Test address does not change around Wellington activation
+    SetMTP(blocks, activation - 1);
+    BOOST_CHECK(!IsWellingtonEnabled(consensusParams, &blocks.back()));
+    CheckWhitelist(consensusParams, &block, expectedMinerFund);
+
+    SetMTP(blocks, activation);
+    BOOST_CHECK(IsWellingtonEnabled(consensusParams, &blocks.back()));
+    CheckWhitelist(consensusParams, &block, expectedMinerFund);
 }
 
 BOOST_AUTO_TEST_SUITE_END()