diff --git a/checkRandomStateTest.cpp b/checkRandomStateTest.cpp
index 17e785f60..0fa7233b4 100644
--- a/checkRandomStateTest.cpp
+++ b/checkRandomStateTest.cpp
@@ -87,7 +87,7 @@ bool doStateTest(mValue& _v)
 
 		try
 		{
-			theState.execute(lastHashes(importer.m_environment.currentBlock.number), tx, &output);
+			output = theState.execute(lastHashes(importer.m_environment.currentBlock.number), tx).output;
 		}
 		catch (Exception const& _e)
 		{
diff --git a/createRandomStateTest.cpp b/createRandomStateTest.cpp
index 13b622bb1..c03deca80 100644
--- a/createRandomStateTest.cpp
+++ b/createRandomStateTest.cpp
@@ -162,7 +162,7 @@ void doStateTests(json_spirit::mValue& _v)
 
 		try
 		{
-			theState.execute(test::lastHashes(importer.m_environment.currentBlock.number), tx, &output);
+			output = theState.execute(test::lastHashes(importer.m_environment.currentBlock.number), tx).output;
 		}
 		catch (Exception const& _e)
 		{
diff --git a/state.cpp b/state.cpp
index 162ae5f34..4ab59f7a1 100644
--- a/state.cpp
+++ b/state.cpp
@@ -63,7 +63,7 @@ void doStateTests(json_spirit::mValue& v, bool _fillin)
 		try
 		{
 			Listener::ExecTimeGuard guard{i.first};
-			theState.execute(lastHashes(importer.m_environment.currentBlock.number), tx, &output);
+			output = theState.execute(lastHashes(importer.m_environment.currentBlock.number), tx).output;
 		}
 		catch (Exception const& _e)
 		{