diff --git a/src/core/Buffer.cc b/src/core/Buffer.cc
index a6e18b0..c3529cd 100644
--- a/src/core/Buffer.cc
+++ b/src/core/Buffer.cc
@@ -354,14 +354,17 @@ void Buffer::save_current_operation()
 {
     if (m_current_change_operation)
     {
-        size_t new_change_operation_index = m_change_operations.size();
-        if (m_current_change_operation_index < new_change_operation_index)
+        if (m_current_change_operation->changes.size() > 0u)
         {
-            m_change_operations[m_current_change_operation_index]->children.push_back(new_change_operation_index);
+            size_t new_change_operation_index = m_change_operations.size();
+            if (m_current_change_operation_index < new_change_operation_index)
+            {
+                m_change_operations[m_current_change_operation_index]->children.push_back(new_change_operation_index);
+            }
+            m_change_operations.push_back(m_current_change_operation);
+            m_current_change_operation_index = new_change_operation_index;
         }
-        m_change_operations.push_back(m_current_change_operation);
         m_current_change_operation = nullptr;
-        m_current_change_operation_index = new_change_operation_index;
     }
 }