diff --git a/src/multibody/liegroup/operation-base.hpp b/src/multibody/liegroup/operation-base.hpp
index 3b93e029125e37e5103a20df5ff83d0205843503..076224306412126b8a6446888392014e217bfb21 100644
--- a/src/multibody/liegroup/operation-base.hpp
+++ b/src/multibody/liegroup/operation-base.hpp
@@ -245,7 +245,7 @@ namespace se3
     /// Copy constructor
     ///
     /// Prevent the copy of derived class.
-    LieGroupOperationBase( const LieGroupOperationBase& clone) {}
+    LieGroupOperationBase( const LieGroupOperationBase & /*clone*/) {}
   }; // struct LieGroupOperationBase
 
 } // namespace se3