diff --git a/src/test/test_bitcoin.cpp b/src/test/test_bitcoin.cpp
index c68320ba8b..3dc59ddd08 100644
--- a/src/test/test_bitcoin.cpp
+++ b/src/test/test_bitcoin.cpp
@@ -55,6 +55,7 @@ TestingSetup::TestingSetup(const std::string& chainName) : BasicTestingSetup(cha
         pathTemp = GetTempPath() / strprintf("test_bitcoin_%lu_%i", (unsigned long)GetTime(), (int)(GetRand(100000)));
         boost::filesystem::create_directories(pathTemp);
         mapArgs["-datadir"] = pathTemp.string();
+        mempool.setSanityCheck(1.0);
         pblocktree = new CBlockTreeDB(1 << 20, true);
         pcoinsdbview = new CCoinsViewDB(1 << 23, true);
         pcoinsTip = new CCoinsViewCache(pcoinsdbview);