diff --git a/tutorials/multiphaseEuler/bubbleColumn/system/controlDict b/tutorials/multiphaseEuler/bubbleColumn/system/controlDict
index aabade0d4f..b35abdb237 100644
--- a/tutorials/multiphaseEuler/bubbleColumn/system/controlDict
+++ b/tutorials/multiphaseEuler/bubbleColumn/system/controlDict
@@ -28,7 +28,7 @@ endTime         100;
 
 deltaT          0.005;
 
-writeControl    runTime;
+writeControl    adjustableRunTime;
 
 writeInterval   1;
 
@@ -46,9 +46,9 @@ timePrecision   6;
 
 runTimeModifiable yes;
 
-adjustTimeStep  no;
+adjustTimeStep  yes;
 
-maxCo           0.5;
+maxCo           0.75;
 
 maxDeltaT       1;