diff --git a/src/test/multisig_tests.cpp b/src/test/multisig_tests.cpp
index 9cb0efecfd..6bc5e3b99e 100644
--- a/src/test/multisig_tests.cpp
+++ b/src/test/multisig_tests.cpp
@@ -235,7 +235,7 @@ BOOST_AUTO_TEST_CASE(multisig_Solver1)
         BOOST_CHECK(ExtractDestinations(s, whichType, addrs, nRequired));
         BOOST_CHECK(addrs[0] == keyaddr[0]);
         BOOST_CHECK(addrs[1] == keyaddr[1]);
-        BOOST_CHECK(nRequired = 1);
+        BOOST_CHECK(nRequired == 1);
         BOOST_CHECK(IsMine(keystore, s));
         BOOST_CHECK(!IsMine(emptykeystore, s));
         BOOST_CHECK(!IsMine(partialkeystore, s));