diff --git a/alethzero/MainWin.cpp b/alethzero/MainWin.cpp
index 66fa00b36..e5506a660 100644
--- a/alethzero/MainWin.cpp
+++ b/alethzero/MainWin.cpp
@@ -531,7 +531,7 @@ QString Main::lookup(QString const& _a) const
 
 void Main::on_about_triggered()
 {
-	QMessageBox::about(this, "About AlethZero PoC-" + QString(dev::Version).section('.', 1, 1), QString("AlethZero/v") + dev::Version + "/" DEV_QUOTED(ETH_BUILD_TYPE) "/" DEV_QUOTED(ETH_BUILD_PLATFORM) "\n" DEV_QUOTED(ETH_COMMIT_HASH) + (ETH_CLEAN_REPO ? "\nCLEAN" : "\n+ LOCAL CHANGES") + "\n\nBy Gav Wood, 2014.\nBased on a design by Vitalik Buterin.\n\nThanks to the various contributors including: Alex Leverington, Tim Hughes, caktux, Eric Lombrozo, Marko Simovic.");
+	QMessageBox::about(this, "About AlethZero PoC-" + QString(dev::Version).section('.', 1, 1), QString("AlethZero/v") + dev::Version + "/" DEV_QUOTED(ETH_BUILD_TYPE) "/" DEV_QUOTED(ETH_BUILD_PLATFORM) "\n" DEV_QUOTED(ETH_COMMIT_HASH) + (ETH_CLEAN_REPO ? "\nCLEAN" : "\n+ LOCAL CHANGES") + "\n\nBerlin ÐΞV team, 2014.\nOriginally by Gav Wood. Based on a design by Vitalik Buterin.\n\nThanks to the various contributors including: Tim Hughes, caktux, Eric Lombrozo, Marko Simovic.");
 }
 
 void Main::on_paranoia_triggered()
diff --git a/libethcore/CommonEth.cpp b/libethcore/CommonEth.cpp
index 21bdaba2e..19522d5de 100644
--- a/libethcore/CommonEth.cpp
+++ b/libethcore/CommonEth.cpp
@@ -33,7 +33,7 @@ namespace dev
 namespace eth
 {
 
-const unsigned c_protocolVersion = 42;
+const unsigned c_protocolVersion = 43;
 const unsigned c_databaseVersion = 4;
 
 static const vector<pair<u256, string>> g_units =
diff --git a/libethereum/Client.cpp b/libethereum/Client.cpp
index 183a072e3..d130194cc 100644
--- a/libethereum/Client.cpp
+++ b/libethereum/Client.cpp
@@ -627,11 +627,15 @@ LogEntries Client::logs(LogFilter const& _f) const
 						}
 					}
 				}
+#if ETH_DEBUG
 				if (!total)
 					falsePos++;
+#endif
 			}
+#if ETH_DEBUG
 		else
 			skipped++;
+#endif
 		if (n == end)
 			break;
 	}
diff --git a/libsolidity/NameAndTypeResolver.cpp b/libsolidity/NameAndTypeResolver.cpp
index 5bc406855..aa7726582 100644
--- a/libsolidity/NameAndTypeResolver.cpp
+++ b/libsolidity/NameAndTypeResolver.cpp
@@ -211,6 +211,7 @@ bool ReferencesResolver::visit(Return& _return)
 
 bool ReferencesResolver::visit(Mapping& _mapping)
 {
+	(void)_mapping;
 	return true;
 }
 
diff --git a/libsolidity/Types.cpp b/libsolidity/Types.cpp
index 63bad5d61..e24435976 100644
--- a/libsolidity/Types.cpp
+++ b/libsolidity/Types.cpp
@@ -267,7 +267,7 @@ u256 StructType::getStorageOffsetOfMember(unsigned _index) const
 {
 	//@todo cache member offset?
 	u256 offset;
-	vector<ASTPointer<VariableDeclaration>> const& members = m_struct.getMembers();
+//	vector<ASTPointer<VariableDeclaration>> const& members = m_struct.getMembers();
 	for (unsigned index = 0; index < _index; ++index)
 		offset += getMemberByIndex(index).getType()->getStorageSize();
 	return offset;