diff --git a/libdevcore/SHA3.cpp b/libdevcore/SHA3.cpp
index 774a11b00..64a66788e 100644
--- a/libdevcore/SHA3.cpp
+++ b/libdevcore/SHA3.cpp
@@ -207,14 +207,11 @@ defsha3(512)
 
 }
 
-unsigned g_keccak256Counter = 0;
-
 bool keccak256(bytesConstRef _input, bytesRef o_output)
 {
 	// FIXME: What with unaligned memory?
 	if (o_output.size() != 32)
 		return false;
-	++g_keccak256Counter;
 	keccak::sha3_256(o_output.data(), 32, _input.data(), _input.size());
 //	keccak::keccak(ret.data(), 32, (uint64_t const*)_input.data(), _input.size());
 	return true;
diff --git a/libdevcore/SHA3.h b/libdevcore/SHA3.h
index b2a84c745..eedcc4208 100644
--- a/libdevcore/SHA3.h
+++ b/libdevcore/SHA3.h
@@ -54,6 +54,4 @@ inline std::string keccak256(std::string const& _input, bool _isNibbles) { retur
 /// Calculate SHA3-256 MAC
 inline void keccak256mac(bytesConstRef _secret, bytesConstRef _plain, bytesRef _output) { keccak256(_secret.toBytes() + _plain.toBytes()).ref().populate(_output); }
 
-extern unsigned g_keccak256Counter;
-
 }