diff --git a/compressible_flow/ActuatorDisk_VariableLoad/ActuatorDisk.dat b/compressible_flow/ActuatorDisk_VariableLoad/ActuatorDisk.dat
index 9188b3c..bba853b 100644
--- a/compressible_flow/ActuatorDisk_VariableLoad/ActuatorDisk.dat
+++ b/compressible_flow/ActuatorDisk_VariableLoad/ActuatorDisk.dat
@@ -10,7 +10,7 @@ MARKER_ACTDISK= DISK DISK_BACK
 CENTER= 0.0 0.0 0.0
 AXIS= 1.0 0.0 0.0
 RADIUS= 2.5146
-ADV_RATIO= 2.81487
+RPM= 807.625
 NROW= 37
 # rs=r/R    dCT/drs     dCP/drs     dCR/drs
   0.2031   0.020066   0.0890674         0.0