diff --git a/forces.h b/legacy_header_files/forces.h
similarity index 100%
rename from forces.h
rename to legacy_header_files/forces.h
diff --git a/pedestrian.h b/legacy_header_files/pedestrian.h
similarity index 100%
rename from pedestrian.h
rename to legacy_header_files/pedestrian.h
diff --git a/sidewalk.h b/legacy_header_files/sidewalk.h
similarity index 100%
rename from sidewalk.h
rename to legacy_header_files/sidewalk.h
diff --git a/vector2d.h b/legacy_header_files/vector2d.h
similarity index 100%
rename from vector2d.h
rename to legacy_header_files/vector2d.h