diff --git a/desktop_version/src/editor.cpp b/desktop_version/src/editor.cpp
index a67d33f1..98bfdd72 100644
--- a/desktop_version/src/editor.cpp
+++ b/desktop_version/src/editor.cpp
@@ -1686,9 +1686,15 @@ void editorclass::clamp_tilecol(const int rx, const int ry, const bool wrap /*=
     const int tileset = room.tileset;
     int tilecol = room.tilecol;
 
-    int mincol = 0;
+    int mincol = -1;
     int maxcol = 5;
 
+    // Only Space Station allows tileset -1
+    if (tileset != 0)
+    {
+        mincol = 0;
+    }
+
     switch (tileset)
     {
     case 0: