diff -Naur shapely-2.0.4.orig/src/ufuncs.c shapely-2.0.4/src/ufuncs.c
--- shapely-2.0.4.orig/src/ufuncs.c	2024-05-22 22:05:04.162021200 +0300
+++ shapely-2.0.4/src/ufuncs.c	2024-05-22 22:05:30.642070100 +0300
@@ -2202,7 +2202,7 @@
       n_geoms++;
     }
 
-    GEOSGeometry* ret_ptr = GEOSPolygonize_r(ctx, geoms, n_geoms);
+    GEOSGeometry* ret_ptr = GEOSPolygonize_r(ctx, (const GEOSGeometry *const*)geoms, n_geoms);
     if (ret_ptr == NULL) {
       errstate = PGERR_GEOS_EXCEPTION;
       goto finish;