diff --git a/dat/gehennom.des b/dat/gehennom.des
index 470d0dea0..8d4c72445 100644
--- a/dat/gehennom.des
+++ b/dat/gehennom.des
@@ -31,6 +31,24 @@ MAP
 |        |..|..B...........| |.|..........|.|              |.|........|    |
 ----------------------------------------------------------------------------
 ENDMAP
+
+# Make the path somewhat unpredictable
+# If you get "lucky", you may have to go through all three graveyards.
+IF [50%] {
+   TERRAIN:line (50,8),(53,8), '-'
+   TERRAIN:line (40,8),(43,8), 'B'
+}
+IF [50%] {
+   TERRAIN:(27,12),'|'
+   TERRAIN:line (27,3),(29,3), 'B'
+   TERRAIN:(28,2), '-'
+}
+IF [50%] {
+   TERRAIN:line (16,10),(16,11),'|'
+   TERRAIN:line (9,13),(14,13), 'B'
+}
+
+
 # Dungeon Description
 # The shrine to Moloch.
 REGION:(01,06,05,14),lit,"temple"
diff --git a/util/lev_comp.y b/util/lev_comp.y
index 0a153bef2..9b7ed7c47 100644
--- a/util/lev_comp.y
+++ b/util/lev_comp.y
@@ -2450,11 +2450,11 @@ ter_selection_x	: coord_or_var
 		  {
 		      add_opvars(splev, "o", VA_PASS1(SPO_SEL_FILLRECT));
 		  }
-		| line_ID coord_or_var '-' coord_or_var
+		| line_ID coord_or_var ',' coord_or_var
 		  {
 		      add_opvars(splev, "o", VA_PASS1(SPO_SEL_LINE));
 		  }
-		| randline_ID coord_or_var '-' coord_or_var ',' math_expr_var
+		| randline_ID coord_or_var ',' coord_or_var ',' math_expr_var
 		  {
 		      /* randline (x1,y1),(x2,y2), roughness */
 		      add_opvars(splev, "o", VA_PASS1(SPO_SEL_RNDLINE));