diff --git a/evmcc/evmcc.cpp b/evmcc/evmcc.cpp
index e3f7e9c8e..f8e2b12f0 100644
--- a/evmcc/evmcc.cpp
+++ b/evmcc/evmcc.cpp
@@ -172,7 +172,7 @@ int main(int argc, char** argv)
 		{
 			auto engine = eth::jit::ExecutionEngine();
 			u256 gas = initialGas;
-			auto result = engine.run(std::move(module), gas, options.count("show-logs") > 0);
+			auto result = engine.run(std::move(module), gas, options.count("show-logs") > 0, nullptr);
 			return result;
 		}
 	}
diff --git a/libevmjit/ExecutionEngine.h b/libevmjit/ExecutionEngine.h
index 0c425e415..c47562981 100644
--- a/libevmjit/ExecutionEngine.h
+++ b/libevmjit/ExecutionEngine.h
@@ -18,7 +18,7 @@ class ExecutionEngine
 public:
 	ExecutionEngine();
 
-	int run(std::unique_ptr<llvm::Module> module, u256& _gas, bool _outputLogs, ExtVMFace* _ext = nullptr);
+	int run(std::unique_ptr<llvm::Module> module, u256& _gas, bool _outputLogs, ExtVMFace* _ext);
 
 	bytes returnData;
 };
diff --git a/libevmjit/VM.cpp b/libevmjit/VM.cpp
index 0c89587e9..e19156d6e 100644
--- a/libevmjit/VM.cpp
+++ b/libevmjit/VM.cpp
@@ -20,7 +20,7 @@ bytesConstRef VM::go(ExtVMFace& _ext, OnOpFunc const&, uint64_t)
 	auto module = Compiler(defaultOptions).compile(_ext.code);
 
 	ExecutionEngine engine;
-	auto exitCode = engine.run(std::move(module), m_gas, &_ext);
+	auto exitCode = engine.run(std::move(module), m_gas, false, &_ext);
 
 	switch (static_cast<ReturnCode>(exitCode))
 	{