diff --git a/src/arcade/potts/agent/cell/PottsCell.java b/src/arcade/potts/agent/cell/PottsCell.java
index ab3996071..b05310e27 100644
--- a/src/arcade/potts/agent/cell/PottsCell.java
+++ b/src/arcade/potts/agent/cell/PottsCell.java
@@ -79,7 +79,7 @@ public abstract class PottsCell implements Cell {
     private final EnumMap<Region, Double> targetRegionSurfaces;
 
     /** Critical volume for cell [voxels]. */
-    final double criticalVolume;
+    double criticalVolume;
 
     /** Critical volumes for cell by region [voxels]. */
     final EnumMap<Region, Double> criticalRegionVolumes;
@@ -295,6 +295,15 @@ public double getCriticalVolume() {
         return criticalVolume;
     }
 
+    /**
+     * Sets the critical volume of the cell.
+     *
+     * @param newCriticalVolume the new critical volume
+     */
+    public void setCriticalVolume(double newCriticalVolume) {
+        criticalVolume = newCriticalVolume;
+    }
+
     /**
      * Gets the critical volume for a region.
      *
diff --git a/test/arcade/potts/agent/cell/PottsCellTest.java b/test/arcade/potts/agent/cell/PottsCellTest.java
index b4e75299c..76de36dba 100644
--- a/test/arcade/potts/agent/cell/PottsCellTest.java
+++ b/test/arcade/potts/agent/cell/PottsCellTest.java
@@ -652,6 +652,28 @@ public void getCriticalVolume_afterInitializeNoRegion_returnsZero() {
         }
     }
 
+    @Test
+    public void setCriticalVolume_calledWithRegions_correctlySetsCriticalVolume() {
+        PottsCell cell = new PottsCellMock(containerWithRegions, locationMock, parametersMock);
+        assertEquals(cellCriticalVolume, cell.getCriticalVolume());
+        double newCriticalVolume = randomDoubleBetween(10, 20);
+        cell.setCriticalVolume(newCriticalVolume);
+        assertEquals(newCriticalVolume, cell.getCriticalVolume());
+        cell.setCriticalVolume(cellCriticalVolume);
+        assertEquals(cellCriticalVolume, cell.getCriticalVolume());
+    }
+
+    @Test
+    public void setCriticalVolume_calledWithoutRegions_correctlySetsCriticalVolume() {
+        PottsCell cell = new PottsCellMock(containerWithoutRegions, locationMock, parametersMock);
+        assertEquals(cellCriticalVolume, cell.getCriticalVolume());
+        double newCriticalVolume = randomDoubleBetween(10, 20);
+        cell.setCriticalVolume(newCriticalVolume);
+        assertEquals(newCriticalVolume, cell.getCriticalVolume());
+        cell.setCriticalVolume(cellCriticalVolume);
+        assertEquals(cellCriticalVolume, cell.getCriticalVolume());
+    }
+
     @Test
     public void getCriticalHeight_beforeInitialize_returnsValue() {
         assertEquals(cellCriticalHeight, cellWithoutRegions.getCriticalHeight(), EPSILON);