diff --git a/mutation_partition.cc b/mutation_partition.cc
index f2f9af0708..36d6472f6f 100644
--- a/mutation_partition.cc
+++ b/mutation_partition.cc
@@ -1058,7 +1058,7 @@ row::~row() {
     }
 }
 
-row::cell_entry::cell_entry(const cell_entry& o) noexcept
+row::cell_entry::cell_entry(const cell_entry& o)
     : _id(o._id)
     , _cell(o._cell)
 { }
diff --git a/mutation_partition.hh b/mutation_partition.hh
index c2f2f64f14..ea713b9cce 100644
--- a/mutation_partition.hh
+++ b/mutation_partition.hh
@@ -59,7 +59,7 @@ class row {
             , _cell(std::move(cell))
         { }
         cell_entry(cell_entry&&) noexcept;
-        cell_entry(const cell_entry&) noexcept;
+        cell_entry(const cell_entry&);
 
         column_id id() const { return _id; }
         const atomic_cell_or_collection& cell() const { return _cell; }