3 files changed, 7 insertions, 8 deletions
diff --git a/src/test/fuzz/autofile.cpp b/src/test/fuzz/autofile.cpp
index 45316b6b21..81761c7bf9 100644
--- a/src/test/fuzz/autofile.cpp
+++ b/src/test/fuzz/autofile.cpp
@@ -56,7 +56,6 @@ FUZZ_TARGET(autofile)
                 WriteToStream(fuzzed_data_provider, auto_file);
             });
     }
-    (void)auto_file.Get();
     (void)auto_file.IsNull();
     if (fuzzed_data_provider.ConsumeBool()) {
         FILE* f = auto_file.release();
diff --git a/src/test/streams_tests.cpp b/src/test/streams_tests.cpp
index 9296cbb41c..3545373754 100644
--- a/src/test/streams_tests.cpp
+++ b/src/test/streams_tests.cpp
@@ -261,7 +261,7 @@ BOOST_AUTO_TEST_CASE(streams_buffered_file)
     for (uint8_t j = 0; j < 40; ++j) {
         file << j;
     }
-    std::rewind(file.Get());
+    file.seek(0, SEEK_SET);
 
     // The buffer size (second arg) must be greater than the rewind
     // amount (third arg).
@@ -391,7 +391,7 @@ BOOST_AUTO_TEST_CASE(streams_buffered_file_skip)
     for (uint8_t j = 0; j < 40; ++j) {
         file << j;
     }
-    std::rewind(file.Get());
+    file.seek(0, SEEK_SET);
 
     // The buffer is 25 bytes, allow rewinding 10 bytes.
     BufferedFile bf{file, 25, 10};
@@ -444,7 +444,7 @@ BOOST_AUTO_TEST_CASE(streams_buffered_file_rand)
         for (uint8_t i = 0; i < fileSize; ++i) {
             file << i;
         }
-        std::rewind(file.Get());
+        file.seek(0, SEEK_SET);
 
         size_t bufSize = InsecureRandRange(300) + 1;
         size_t rewindSize = InsecureRandRange(bufSize);
diff --git a/src/test/validation_chainstatemanager_tests.cpp b/src/test/validation_chainstatemanager_tests.cpp
index cf819f8751..214a3290a2 100644
--- a/src/test/validation_chainstatemanager_tests.cpp
+++ b/src/test/validation_chainstatemanager_tests.cpp
@@ -152,10 +152,10 @@ BOOST_FIXTURE_TEST_CASE(chainstatemanager_rebalance_caches, TestChain100Setup)
         manager.MaybeRebalanceCaches();
     }
 
-    BOOST_CHECK_CLOSE(c1.m_coinstip_cache_size_bytes, max_cache * 0.05, 1);
-    BOOST_CHECK_CLOSE(c1.m_coinsdb_cache_size_bytes, max_cache * 0.05, 1);
-    BOOST_CHECK_CLOSE(c2.m_coinstip_cache_size_bytes, max_cache * 0.95, 1);
-    BOOST_CHECK_CLOSE(c2.m_coinsdb_cache_size_bytes, max_cache * 0.95, 1);
+    BOOST_CHECK_CLOSE(double(c1.m_coinstip_cache_size_bytes), max_cache * 0.05, 1);
+    BOOST_CHECK_CLOSE(double(c1.m_coinsdb_cache_size_bytes), max_cache * 0.05, 1);
+    BOOST_CHECK_CLOSE(double(c2.m_coinstip_cache_size_bytes), max_cache * 0.95, 1);
+    BOOST_CHECK_CLOSE(double(c2.m_coinsdb_cache_size_bytes), max_cache * 0.95, 1);
 }
 
 struct SnapshotTestSetup : TestChain100Setup {