1 files changed, 5 insertions, 1 deletions
diff --git a/src/test/txvalidationcache_tests.cpp b/src/test/txvalidationcache_tests.cpp
index 7d551a7bb4..ce3060a5f3 100644
--- a/src/test/txvalidationcache_tests.cpp
+++ b/src/test/txvalidationcache_tests.cpp
@@ -66,6 +66,7 @@ BOOST_FIXTURE_TEST_CASE(tx_mempool_block_doublespend, TestChain100Setup)
 
     // Test 1: block with both of those transactions should be rejected.
     block = CreateAndProcessBlock(spends, scriptPubKey);
+    LOCK(cs_main);
     BOOST_CHECK(chainActive.Tip()->GetBlockHash() != block.GetHash());
 
     // Test 2: ... and should be rejected if spend1 is in the memory pool
@@ -151,7 +152,10 @@ BOOST_FIXTURE_TEST_CASE(checkinputs_test, TestChain100Setup)
 {
     // Test that passing CheckInputs with one set of script flags doesn't imply
     // that we would pass again with a different set of flags.
-    InitScriptExecutionCache();
+    {
+        LOCK(cs_main);
+        InitScriptExecutionCache();
+    }
 
     CScript p2pk_scriptPubKey = CScript() << ToByteVector(coinbaseKey.GetPubKey()) << OP_CHECKSIG;
     CScript p2sh_scriptPubKey = GetScriptForDestination(CScriptID(p2pk_scriptPubKey));