diff --git a/src/geode/io/model/gid_output.cpp b/src/geode/io/model/gid_output.cpp
index e138f76..3e1aa5c 100644
--- a/src/geode/io/model/gid_output.cpp
+++ b/src/geode/io/model/gid_output.cpp
@@ -273,6 +273,14 @@ namespace geode::internal
             {
                 return false;
             }
+            const auto attribute_ids =
+                surface.mesh()
+                    .polygon_attribute_manager()
+                    .attribute_ids_matching_name( FRACSIMA_ATTRIBUTE_NAME );
+            if( !attribute_ids )
+            {
+                return false;
+            }
         }
         for( const auto& block : brep.blocks() )
         {
@@ -281,6 +289,14 @@ namespace geode::internal
             {
                 return false;
             }
+            const auto attribute_ids =
+                block.mesh()
+                    .polyhedron_attribute_manager()
+                    .attribute_ids_matching_name( FRACSIMA_ATTRIBUTE_NAME );
+            if( !attribute_ids )
+            {
+                return false;
+            }
         }
         return true;
     }