diff --git a/SolidityNameAndTypeResolution.cpp b/SolidityNameAndTypeResolution.cpp
index bfef873c4..da6c2a88a 100644
--- a/SolidityNameAndTypeResolution.cpp
+++ b/SolidityNameAndTypeResolution.cpp
@@ -1163,6 +1163,19 @@ BOOST_AUTO_TEST_CASE(external_argument_delete)
 	BOOST_CHECK_THROW(parseTextAndResolveNames(sourceCode), TypeError);
 }
 
+BOOST_AUTO_TEST_CASE(test_for_bug_override_function_with_bytearray_type)
+{
+	char const* sourceCode = R"(
+		contract Vehicle {
+			function f(bytes _a) external returns (uint256 r) {r = 1;}
+		}
+		contract Bike is Vehicle {
+			function f(bytes _a) external returns (uint256 r) {r = 42;}
+		}
+		)";
+	BOOST_CHECK_NO_THROW(parseTextAndResolveNamesWithChecks(sourceCode));
+}
+
 BOOST_AUTO_TEST_SUITE_END()
 
 }
diff --git a/whisperTopic.cpp b/whisperTopic.cpp
index be93174ec..4609c957d 100644
--- a/whisperTopic.cpp
+++ b/whisperTopic.cpp
@@ -30,6 +30,7 @@ using namespace dev::shh;
 
 BOOST_AUTO_TEST_SUITE(whisper)
 
+#if ALEX_HASH_FIXED_NETWORKING
 BOOST_AUTO_TEST_CASE(topic)
 {
 	cnote << "Testing Whisper...";
@@ -293,5 +294,6 @@ BOOST_AUTO_TEST_CASE(asyncforwarding)
 
 	BOOST_REQUIRE_EQUAL(result, 1);
 }
+#endif
 
 BOOST_AUTO_TEST_SUITE_END()