diff --git a/scripts/build_hydro_profile.py b/scripts/build_hydro_profile.py
index e8ecab9b..d7e9797e 100644
--- a/scripts/build_hydro_profile.py
+++ b/scripts/build_hydro_profile.py
@@ -23,6 +23,7 @@ inflow = cutout.runoff(shapes=country_shapes,
                        lower_threshold_quantile=True,
                        normalize_using_yearly=eia_stats)
 
-inflow.values[inflow.values < config.get('min_inflow', 1.)] = 0.
+if 'clip_min_inflow' in config:
+    inflow.values[inflow.values < config['clip_min_inflow']] = 0.
 
 inflow.to_netcdf(snakemake.output[0])
diff --git a/scripts/build_renewable_profiles.py b/scripts/build_renewable_profiles.py
index 29235df4..62ab9550 100644
--- a/scripts/build_renewable_profiles.py
+++ b/scripts/build_renewable_profiles.py
@@ -183,6 +183,7 @@ if __name__ == '__main__':
     ds = ds.sel(bus=((ds['profile'].mean('time') > config.get('min_p_max_pu', 0.)) &
                      (ds['p_nom_max'] > config.get('min_p_nom_max', 0.))))
 
-    ds['profile'].values[ds['profile'].values < config.get('clip_p_max_pu')] = 0.
+    if 'clip_p_max_pu' in config:
+        ds['profile'].values[ds['profile'].values < config['clip_p_max_pu']] = 0.
 
     ds.to_netcdf(snakemake.output.profile)