1 files changed, 3 insertions, 0 deletions
diff --git a/src/test/script_P2SH_tests.cpp b/src/test/script_P2SH_tests.cpp
index 03dbdde57b..9b1290e0ea 100644
--- a/src/test/script_P2SH_tests.cpp
+++ b/src/test/script_P2SH_tests.cpp
@@ -50,6 +50,7 @@ BOOST_AUTO_TEST_SUITE(script_P2SH_tests)
 
 BOOST_AUTO_TEST_CASE(sign)
 {
+    LOCK(cs_main);
     // Pay-to-script-hash looks like this:
     // scriptSig:    <sig> <sig...> <serialized_script>
     // scriptPubKey: HASH160 <hash> EQUAL
@@ -147,6 +148,7 @@ BOOST_AUTO_TEST_CASE(norecurse)
 
 BOOST_AUTO_TEST_CASE(set)
 {
+    LOCK(cs_main);
     // Test the CScript::Set* methods
     CBasicKeyStore keystore;
     CKey key[4];
@@ -250,6 +252,7 @@ BOOST_AUTO_TEST_CASE(switchover)
 
 BOOST_AUTO_TEST_CASE(AreInputsStandard)
 {
+    LOCK(cs_main);
     CCoinsView coinsDummy;
     CCoinsViewCache coins(coinsDummy);
     CBasicKeyStore keystore;