diff --git a/polymer/eduke32/build/src/build.c b/polymer/eduke32/build/src/build.c
index eb516ed0a..7a0e4c6b1 100644
--- a/polymer/eduke32/build/src/build.c
+++ b/polymer/eduke32/build/src/build.c
@@ -2075,6 +2075,9 @@ void DoSpriteOrnament(int32_t i)
             0,
             &hit,CLIPMASK1);
 
+    if (hit.sect == -1)
+        return;
+
     sprite[i].x = hit.pos.x;
     sprite[i].y = hit.pos.y;
     sprite[i].z = hit.pos.z;