diff --git a/gui.py b/gui.py
index 85eaf80..e81d85a 100644
--- a/gui.py
+++ b/gui.py
@@ -112,7 +112,9 @@ def gui_results(form):
         coords.append(" y BETWEEN {0} - {1} AND {0} + {1}".format(form.y, radius))
     if form.z:
         coords.append(" z BETWEEN {0} - {1} AND {0} + {1}".format(form.z, radius))
-    coords_clause = " AND ({})".format(" AND ".join(coords))
+    coords_clause = ""
+    if coords:
+        coords_clause = " AND ({})".format(" AND ".join(coords))
 
     players = []
     players_clause = ""