diff --git a/rules/solve_myopic.smk b/rules/solve_myopic.smk
index 57b8a9d3..eec1aca1 100644
--- a/rules/solve_myopic.smk
+++ b/rules/solve_myopic.smk
@@ -70,6 +70,7 @@ rule add_brownfield:
         ),
         threshold_capacity=config_provider("existing_capacities", " threshold_capacity"),
         snapshots=config_provider("snapshots"),
+        drop_leap_day=config_provider("enable", "drop_leap_day"),
         carriers=config_provider("electricity", "renewable_carriers"),
     input:
         unpack(input_profile_tech_brownfield),
diff --git a/scripts/add_brownfield.py b/scripts/add_brownfield.py
index 1bccf563..c607132c 100644
--- a/scripts/add_brownfield.py
+++ b/scripts/add_brownfield.py
@@ -14,6 +14,7 @@ import pypsa
 import xarray as xr
 from _helpers import (
     configure_logging,
+    get_snapshots
     set_scenario_config,
     update_config_from_wildcards,
 )
@@ -192,7 +193,7 @@ def adjust_renewable_profiles(n, input_profiles, params, year):
     clustermaps.index = clustermaps.index.astype(str)
 
     # temporal clustering
-    dr = pd.date_range(**params["snapshots"], freq="h")
+    dr = get_snapshots(params["snapshots"], params["drop_leap_day"])
     snapshotmaps = (
         pd.Series(dr, index=dr).where(lambda x: x.isin(n.snapshots), pd.NA).ffill()
     )