diff --git a/bathymetry/generate/__main__.py b/bathymetry/generate/__main__.py
index b4432fc..8388758 100644
--- a/bathymetry/generate/__main__.py
+++ b/bathymetry/generate/__main__.py
@@ -44,7 +44,7 @@ L0 = float(config['main']['L0'])
 L1 = float(config['main']['L1'])
 direction = float(config['main']['dir'])
 
-artha = artha.append(pd.DataFrame([
+artha = pd.concat((artha, pd.DataFrame([
     {
         'lat': artha.lat.at[0] \
             + np.cos(direction*np.pi/180) * L0/earth_radius * 180/np.pi,
@@ -59,7 +59,7 @@ artha = artha.append(pd.DataFrame([
             - np.sin(direction*np.pi/180) * L1/earth_radius * 180/np.pi \
                 / np.cos(artha.lat.at[0] * np.pi/180),
     },
-], index=[-1, 1]))
+], index=[-1, 1])))
 
 # --- Interpolation
 log.info('Interpolating data')
diff --git a/post_process/animate/alpha_water.py b/post_process/animate/alpha_water.py
index 1953c4b..8596180 100644
--- a/post_process/animate/alpha_water.py
+++ b/post_process/animate/alpha_water.py
@@ -1,7 +1,6 @@
 from pathlib import Path
 import re
 from multiprocessing.pool import ThreadPool 
-from pprint import pp
 from time import time
 import logging
 import configparser
@@ -93,11 +92,11 @@ def animate(config_path):
         ),
         *[
             ax.fill(
-                bloc.index,
-                bloc,
+                a.index.values,
+                a.values,
                 color='k',
                 zorder=12
-            ) for bloc in blocs.values()
+            ) for a in blocs.values()
         ]
     ]