1 files changed, 1 insertions, 1 deletions
diff --git a/DiskRTZ.py b/DiskRTZ.py
index 1f2930e..e31aed4 100644
--- a/DiskRTZ.py
+++ b/DiskRTZ.py
@@ -233,7 +233,7 @@ class DiskReduce(DiskReduceBase):
 
     def compute_mass_r(self):
         """Compute Mass in Radial Bins."""
-        self.mass_r = self.rho_r * self.r["r"] * 2. * pi * self.dl["dr"]
+        self.mass_r = self.rho_r * self.dl["dr"]
 
     def reduce_all(self):
         self.compute_mdotr_rz()