diff --git a/src/test/fuzz/coins_view.cpp b/src/test/fuzz/coins_view.cpp
--- a/src/test/fuzz/coins_view.cpp
+++ b/src/test/fuzz/coins_view.cpp
@@ -27,6 +27,7 @@
 #include <vector>
 
 namespace {
+const TestingSetup *g_setup;
 const Coin EMPTY_COIN{};
 
 bool operator==(const Coin &a, const Coin &b) {
@@ -40,6 +41,7 @@
 
 void initialize() {
     static const auto testing_setup = MakeFuzzingContext<const TestingSetup>();
+    g_setup = testing_setup.get();
 }
 
 void test_one_input(const std::vector<uint8_t> &buffer) {
@@ -303,7 +305,8 @@
                     (void)GetUTXOStats(
                         &coins_view_cache,
                         WITH_LOCK(::cs_main,
-                                  return std::ref(g_chainman.m_blockman)),
+                                  return std::ref(
+                                      g_setup->m_node.chainman->m_blockman)),
                         stats);
                 } catch (const std::logic_error &) {
                     expected_code_path = true;
diff --git a/src/test/fuzz/load_external_block_file.cpp b/src/test/fuzz/load_external_block_file.cpp
--- a/src/test/fuzz/load_external_block_file.cpp
+++ b/src/test/fuzz/load_external_block_file.cpp
@@ -14,8 +14,13 @@
 #include <cstdint>
 #include <vector>
 
+namespace {
+const TestingSetup *g_setup;
+} // namespace
+
 void initialize() {
     static const auto testing_setup = MakeFuzzingContext<const TestingSetup>();
+    g_setup = testing_setup.get();
 }
 
 void test_one_input(const std::vector<uint8_t> &buffer) {
@@ -26,7 +31,7 @@
         return;
     }
     FlatFilePos flat_file_pos;
-    ::ChainstateActive().LoadExternalBlockFile(
+    g_setup->m_node.chainman->ActiveChainstate().LoadExternalBlockFile(
         GetConfig(), fuzzed_block_file,
         fuzzed_data_provider.ConsumeBool() ? &flat_file_pos : nullptr);
 }