diff --git a/Polygon_mesh_processing/include/CGAL/Polygon_mesh_processing/repair_polygon_soup.h b/Polygon_mesh_processing/include/CGAL/Polygon_mesh_processing/repair_polygon_soup.h
index 6af8c8cbdbc..a0ded8d2cc8 100644
--- a/Polygon_mesh_processing/include/CGAL/Polygon_mesh_processing/repair_polygon_soup.h
+++ b/Polygon_mesh_processing/include/CGAL/Polygon_mesh_processing/repair_polygon_soup.h
@@ -31,6 +31,7 @@
 #include <map>
 #include <set>
 #include <vector>
+#include <deque>
 #include <utility>
 #include <unordered_map>
 #include <unordered_set>