diff --git a/src/ifcpatch/ifcpatch/recipes/ExtractElements.py b/src/ifcpatch/ifcpatch/recipes/ExtractElements.py
index 132d86d436..19455793f3 100644
--- a/src/ifcpatch/ifcpatch/recipes/ExtractElements.py
+++ b/src/ifcpatch/ifcpatch/recipes/ExtractElements.py
@@ -109,7 +109,11 @@ class Patcher(ifcpatch.BasePatcher):
         except:
             pass
         if element.is_a("IfcProject"):
-            return self.new.add(element)
+            proj = self.new.add(element)
+            for ctx in element.RepresentationContexts:
+                for coop in ctx.HasCoordinateOperation:
+                    self.new.add(coop)
+            return proj
         return ifcopenshell.api.project.append_asset(
             self.new,
             library=self.file,