diff --git a/qlib/utils/resam.py b/qlib/utils/resam.py
index 99aedfcd50c..f683b32af7a 100644
--- a/qlib/utils/resam.py
+++ b/qlib/utils/resam.py
@@ -92,8 +92,12 @@ def get_higher_eq_freq_feature(instruments, fields, start_time=None, end_time=No
                 _result = D.features(instruments, fields, start_time, end_time, freq="1min", disk_cache=disk_cache)
                 _freq = "1min"
         elif norm_freq == Freq.NORM_FREQ_MINUTE:
-            _result = D.features(instruments, fields, start_time, end_time, freq="1min", disk_cache=disk_cache)
-            _freq = "1min"
+            try:
+                _result = D.features(instruments, fields, start_time, end_time, freq="1min", disk_cache=disk_cache)
+                _freq = "1min"
+            except (ValueError, KeyError):
+                _result = D.features(instruments, fields, start_time, end_time, freq="day", disk_cache=disk_cache)
+                _freq = "day"
         else:
             raise ValueError(f"freq {freq} is not supported") from value_key_e
     return _result, _freq
diff --git a/qlib/utils/time.py b/qlib/utils/time.py
index b052f6ab9f7..50f2d95790a 100644
--- a/qlib/utils/time.py
+++ b/qlib/utils/time.py
@@ -249,9 +249,9 @@ def get_recent_freq(base_freq: Union[str, "Freq"], freq_list: List[Union[str, "F
             if _min_delta < 0:
                 continue
             if min_freq is None:
-                min_freq = (_min_delta, str(_freq))
+                min_freq = (_min_delta, Freq(_freq))
                 continue
-            min_freq = min_freq if min_freq[0] <= _min_delta else (_min_delta, _freq)
+            min_freq = min_freq if min_freq[0] <= _min_delta else (_min_delta, Freq(_freq))
         return min_freq[1] if min_freq else None