diff --git a/neth/main.cpp b/neth/main.cpp
index 06be53393..0b48edc11 100644
--- a/neth/main.cpp
+++ b/neth/main.cpp
@@ -299,6 +299,7 @@ int main(int argc, char** argv)
 	unsigned short remotePort = 30303;
 	string dbPath;
 	unsigned mining = ~(unsigned)0;
+	(void)mining;
 	NodeMode mode = NodeMode::Full;
 	unsigned peers = 5;
 #if ETH_JSONRPC