1 files changed, 2 insertions, 5 deletions
diff --git a/libyul/optimiser/Metrics.h b/libyul/optimiser/Metrics.h
index 47c7ec79..ca244600 100644
--- a/libyul/optimiser/Metrics.h
+++ b/libyul/optimiser/Metrics.h
@@ -22,8 +22,6 @@
 
 #include <libyul/optimiser/ASTWalker.h>
 
-namespace dev
-{
 namespace yul
 {
 
@@ -41,12 +39,11 @@ public:
 	static size_t codeSize(Block const& _block);
 
 private:
-	virtual void visit(Statement const& _statement) override;
-	virtual void visit(Expression const& _expression) override;
+	void visit(Statement const& _statement) override;
+	void visit(Expression const& _expression) override;
 
 private:
 	size_t m_size = 0;
 };
 
 }
-}