diff --git a/history.md b/history.md
index 0f25455..a62e176 100644
--- a/history.md
+++ b/history.md
@@ -247,3 +247,6 @@
 ### Version 0.5.12 (Dec 5, 2024)
 * New parameter: relative_point_list for MAKE_COMPONENT function.
 * New function: get_point_list() for customized components.
+
+### Version 0.5.13 (Dec 10, 2024)
+* Fix layout bug for CirclePixelsRegionwithGroup.
diff --git a/splayout/__init__.py b/splayout/__init__.py
index 07c5a16..6a97eb2 100644
--- a/splayout/__init__.py
+++ b/splayout/__init__.py
@@ -1,4 +1,4 @@
-__version__ = "0.5.12"
+__version__ = "0.5.13"
 
 ## Submodules
 from . import utils
diff --git a/splayout/components/pixelsregion.py b/splayout/components/pixelsregion.py
index bc18f8b..573ef55 100644
--- a/splayout/components/pixelsregion.py
+++ b/splayout/components/pixelsregion.py
@@ -283,7 +283,7 @@ def __initialize(self):
                             "for (x = 0:" + str(x_size - 1) + "){ \n" \
                                 "addcircle; \n" \
                                 "set(\"x\"," + " (x_start_point + x * block_x_length)*1e-6); \n" \
-                                "set(\"y\"," + " (y_start_point - y * block_x_length)*1e-6); \n" \
+                                "set(\"y\"," + " (y_start_point - y * block_y_length)*1e-6); \n" \
                                 "set(\"radius\"," + " (pixel_radius*radius_matrix(x+1, y+1))*1e-6); \n" \
                                 "set(\"z min\"," + " z_start*1e-6); \n" \
                                 "set(\"z max\"," + " z_end*1e-6); \n"