diff --git a/submissions/EBeam_LukasChrostowski_rings.oas b/submissions/EBeam_LukasChrostowski_rings.oas
index 483ab5be..4d54a00b 100644
Binary files a/submissions/EBeam_LukasChrostowski_rings.oas and b/submissions/EBeam_LukasChrostowski_rings.oas differ
diff --git a/submissions/KLayout Python/EBeam_LukasChrostowski_rings.py b/submissions/KLayout Python/EBeam_LukasChrostowski_rings.py
index d8caf1f5..aa460153 100644
--- a/submissions/KLayout Python/EBeam_LukasChrostowski_rings.py	
+++ b/submissions/KLayout Python/EBeam_LukasChrostowski_rings.py	
@@ -2,7 +2,7 @@
 Scripted layout for ring resonators using SiEPIC-Tools
 in the SiEPIC-EBeam-PDK "EBeam" technology
 
-by Lukas Chrostowski, 2023
+by Lukas Chrostowski, 2024
 
 Use instructions:
 
@@ -56,8 +56,8 @@ def dbl_bus_ring_res():
     
     # Configure parameter sweep  
     pol = 'TE'
-    sweep_radius = [3,       5, 5, 5,          10, 10, 10, 10, 10]
-    sweep_gap    = [0.07, 0.07, 0.08, 0.09, 0.07, 0.08, 0.09, 0.10, 0.11]
+    sweep_radius = [3,       5, 5, 5,         10, 10, 10, 10]
+    sweep_gap    = [0.07, 0.07, 0.08, 0.09, 0.08, 0.09, 0.10, 0.11]
     x_offset = 67
     wg_bend_radius = 5
 
@@ -84,7 +84,7 @@ def dbl_bus_ring_res():
     top_cell = cell
     dbu = ly.dbu
     cell = cell.layout().create_cell("RingResonator")
-    t = Trans(Trans.R0, 40 / dbu, 12 / dbu)
+    t = Trans(Trans.R0, 40 / dbu, 14 / dbu)
 
     # place the cell in the top cell
     top_cell.insert(CellInstArray(cell.cell_index(), t))
@@ -104,7 +104,8 @@ def dbl_bus_ring_res():
             x=0
         else:
             # next device is placed at the right-most element + length of the grating coupler
-            x = inst_dc2.bbox().right*dbu + gc_length + 1
+            # or 60 microns from the previous grating coupler, whichever is greater
+            x = max(inst_dc2.bbox().right*dbu + gc_length + 1, instGCs[0].trans.disp.x*dbu + 60)
         
         # get the parameters
         r = sweep_radius[i]