diff --git a/src/panel/sample_panel.def.cpp b/src/panel/sample_panel.cpp.def
similarity index 100%
rename from src/panel/sample_panel.def.cpp
rename to src/panel/sample_panel.cpp.def
diff --git a/src/panel/sample_panel.def.hpp b/src/panel/sample_panel.hpp.def
similarity index 100%
rename from src/panel/sample_panel.def.hpp
rename to src/panel/sample_panel.hpp.def
diff --git a/src/panel/sample_panel_config.def.hpp b/src/panel/sample_panel_config.hpp.def
similarity index 100%
rename from src/panel/sample_panel_config.def.hpp
rename to src/panel/sample_panel_config.hpp.def