diff --git a/src/ds/d400/d400-options.h b/src/ds/d400/d400-options.h
index b4a4a3fcc0d..2aaeecb7182 100644
--- a/src/ds/d400/d400-options.h
+++ b/src/ds/d400/d400-options.h
@@ -63,7 +63,7 @@ namespace librealsense
         virtual float query() const override;
         virtual option_range get_range() const override;
         virtual bool is_enabled() const override { return true; }
-        virtual bool is_read_only() const { return _sensor && _sensor->is_opened(); }
+        virtual bool is_read_only() const override { return _sensor && _sensor->is_opened(); }
         virtual const char* get_description() const override
         {
             return "Exposure limit is in microseconds. If the requested exposure limit is greater than frame time, it will be set to frame time at runtime. Setting will not take effect until next streaming session.";