diff --git a/src/policy/rbf.cpp b/src/policy/rbf.cpp
index 2ad79b6f99b..b8f52864217 100644
--- a/src/policy/rbf.cpp
+++ b/src/policy/rbf.cpp
@@ -191,7 +191,7 @@ std::optional<std::pair<DiagramCheckError, std::string>> ImprovesFeerateDiagram(
                                                 int64_t replacement_vsize)
 {
     // Require that the replacement strictly improves the mempool's feerate diagram.
-    const auto chunk_results{pool.CalculateChunksForRBF(replacement_fees, replacement_vsize, direct_conflicts, all_conflicts)};
+    const auto chunk_results{pool.CalculateChunksForRBF(replacement_fees, replacement_vsize, all_conflicts, all_conflicts)};
 
     if (!chunk_results.has_value()) {
         return std::make_pair(DiagramCheckError::UNCALCULABLE, util::ErrorString(chunk_results).original);
diff --git a/src/test/rbf_tests.cpp b/src/test/rbf_tests.cpp
index ddf3be7c880..eeb1061c8f1 100644
--- a/src/test/rbf_tests.cpp
+++ b/src/test/rbf_tests.cpp
@@ -402,7 +402,7 @@ BOOST_FIXTURE_TEST_CASE(improves_feerate, TestChain100Setup)
     const auto res3 = ImprovesFeerateDiagram(pool, {entry1}, {entry1, entry2}, tx1_fee + tx2_fee + 1, tx1_size + tx2_size);
     BOOST_CHECK(res3.has_value());
     BOOST_CHECK(res3.value().first == DiagramCheckError::UNCALCULABLE);
-    BOOST_CHECK(res3.value().second == strprintf("%s has 2 descendants, max 1 allowed", tx1->GetHash().GetHex()));
+    BOOST_CHECK(res3.value().second == strprintf("%s has both ancestor and descendant, exceeding cluster limit of 2", tx2->GetHash().GetHex()));
 
 }
 
diff --git a/test/functional/mempool_package_rbf.py b/test/functional/mempool_package_rbf.py
index a5b8fa5f876..af1ff0f9a5d 100755
--- a/test/functional/mempool_package_rbf.py
+++ b/test/functional/mempool_package_rbf.py
@@ -391,11 +391,11 @@ class PackageRBFTest(BitcoinTestFramework):
         # Now make conflicting packages for each coin
         package_hex1, _package_txns1 = self.create_simple_package(coin1, DEFAULT_FEE, DEFAULT_CHILD_FEE)
         package_result = node.submitpackage(package_hex1)
-        assert_equal(f"package RBF failed: {parent1_result['tx'].rehash()} is not the only parent of child {child_result['tx'].rehash()}", package_result["package_msg"])
+        assert_equal(f"package RBF failed: {child_result['tx'].rehash()} has 2 ancestors, max 1 allowed", package_result["package_msg"])
 
         package_hex2, _package_txns2 = self.create_simple_package(coin2, DEFAULT_FEE, DEFAULT_CHILD_FEE)
         package_result = node.submitpackage(package_hex2)
-        assert_equal(f"package RBF failed: {parent2_result['tx'].rehash()} is not the only parent of child {child_result['tx'].rehash()}", package_result["package_msg"])
+        assert_equal(f"package RBF failed: {child_result['tx'].rehash()} has 2 ancestors, max 1 allowed", package_result["package_msg"])
 
         package_hex3, _package_txns3 = self.create_simple_package(coin3, DEFAULT_FEE, DEFAULT_CHILD_FEE)
         package_result = node.submitpackage(package_hex3)
@@ -445,7 +445,7 @@ class PackageRBFTest(BitcoinTestFramework):
         # Now make conflicting packages for each coin
         package_hex1, _package_txns1 = self.create_simple_package(coin1, DEFAULT_FEE, DEFAULT_CHILD_FEE)
         package_result = node.submitpackage(package_hex1)
-        assert_equal(f"package RBF failed: {parent_result['tx'].rehash()} has 2 descendants, max 1 allowed", package_result["package_msg"])
+        assert_equal(f"package RBF failed: {child2_result['tx'].rehash()} is not the only child of parent {parent_result['tx'].rehash()}", package_result["package_msg"])
 
         package_hex2, _package_txns2 = self.create_simple_package(coin2, DEFAULT_FEE, DEFAULT_CHILD_FEE)
         package_result = node.submitpackage(package_hex2)