diff --git a/stargate-paper/src/main/java/dev/skywalker3200/stargate/paper/gate/GateStructureScanner.java b/stargate-paper/src/main/java/dev/skywalker3200/stargate/paper/gate/GateStructureScanner.java
index 367670e..23cdecd 100644
--- a/stargate-paper/src/main/java/dev/skywalker3200/stargate/paper/gate/GateStructureScanner.java
+++ b/stargate-paper/src/main/java/dev/skywalker3200/stargate/paper/gate/GateStructureScanner.java
@@ -172,8 +172,8 @@ public class GateStructureScanner {
                 Block next = cur.getRelative(face);
                 long k = key(next);
                 if (visited.contains(k) || frameKeys.contains(k)) continue;
-                if (next.getType().isSolid()) return null; // hit solid, non-frame block: not a clean ring
                 visited.add(k);
+                if (next.getType().isSolid()) continue; // ground/ceiling/wall acting as a boundary, not part of the interior
                 queue.add(next);
             }
         }