diff --git a/app/repositories/maps.py b/app/repositories/maps.py
index 2b6b9d68..41fbc58a 100644
--- a/app/repositories/maps.py
+++ b/app/repositories/maps.py
@@ -9,6 +9,8 @@
 from app._typing import _UnsetSentinel
 from app._typing import UNSET
 
+from app.utils import remove_none_values
+
 # +--------------+------------------------+------+-----+---------+-------+
 # | Field        | Type                   | Null | Key | Default | Extra |
 # +--------------+------------------------+------+-----+---------+-------+
@@ -196,7 +198,7 @@ async def fetch_one(
         "filename": filename,
     }
     map = await app.state.services.database.fetch_one(
-        " ".join(q for q in queries if q is not None), params
+        " ".join(q for q in queries if q is not None), remove_none_values(params)
     )
 
     return cast(Map, dict(map._mapping)) if map is not None else None
diff --git a/app/repositories/scores.py b/app/repositories/scores.py
index ac9fee0d..731d4e20 100644
--- a/app/repositories/scores.py
+++ b/app/repositories/scores.py
@@ -9,6 +9,7 @@
 import app.state.services
 from app._typing import _UnsetSentinel
 from app._typing import UNSET
+from app.utils import remove_none_values
 
 # +-----------------+-----------------+------+-----+---------+----------------+
 # | Field           | Type            | Null | Key | Default | Extra          |
@@ -239,7 +240,7 @@ async def fetch_many(
     }
 
     recs = await app.state.services.database.fetch_all(
-        " ".join(q for q in queries if q is not None), params
+        " ".join(q for q in queries if q is not None), remove_none_values(params)
     )
     return cast(list[Score], [dict(r._mapping) for r in recs])
 
diff --git a/app/utils.py b/app/utils.py
index cdcb9459..77ef4624 100644
--- a/app/utils.py
+++ b/app/utils.py
@@ -430,3 +430,10 @@ def has_png_headers_and_trailers(data_view: memoryview) -> bool:
         data_view[:8] == b"\x89PNG\r\n\x1a\n"
         and data_view[-8:] == b"\x49END\xae\x42\x60\x82"
     )
+
+
+def remove_none_values(input_dict: dict[str, T | None]) -> dict[str, T]:
+    filtered_dict = {
+        key: value for key, value in input_dict.items() if value is not None
+    }
+    return filtered_dict