diff --git a/repos/base/include/base/attached_ram_dataspace.h b/repos/base/include/base/attached_ram_dataspace.h
index b04c654c46..1f641f06e9 100644
--- a/repos/base/include/base/attached_ram_dataspace.h
+++ b/repos/base/include/base/attached_ram_dataspace.h
@@ -139,6 +139,8 @@ class Genode::Attached_ram_dataspace
 		 */
 		size_t size() const { return _size; }
 
+		void clear() { if (_at) memset((void *)_at, 0, _size); }
+
 		void swap(Attached_ram_dataspace &other)
 		{
 			_swap(_size, other._size);