diff --git a/ibis-server/resources/white_function_list/bigquery.csv b/ibis-server/resources/white_function_list/bigquery.csv
index 3d5140928..e9b09498f 100644
--- a/ibis-server/resources/white_function_list/bigquery.csv
+++ b/ibis-server/resources/white_function_list/bigquery.csv
@@ -135,7 +135,6 @@ scalar,current_date,date,,,"Returns the current date"
 scalar,sha256,bytes,,,"Returns the SHA-256 hash of a string"
 scalar,lpad,string,,,"Pads a string on the left with specified characters"
 scalar,cbrt,float64,,,"Returns the cube root of a number"
-scalar,to_char,string,,,"Converts a value to a character string"
 scalar,array_cat,array,,,"Concatenates two arrays"
 scalar,ifnull,string,,,"Returns the first non-null value"
 aggregate,covar_pop,float64,,,"Returns the population covariance"
diff --git a/ibis-server/tests/routers/v3/connector/bigquery/test_functions.py b/ibis-server/tests/routers/v3/connector/bigquery/test_functions.py
index a5e93d0b8..be4ff9ff3 100644
--- a/ibis-server/tests/routers/v3/connector/bigquery/test_functions.py
+++ b/ibis-server/tests/routers/v3/connector/bigquery/test_functions.py
@@ -51,7 +51,7 @@ async def test_function_list(client):
     response = await client.get(url=f"{base_url}/functions")
     assert response.status_code == 200
     result = response.json()
-    assert len(result) == 174
+    assert len(result) == 173
     the_func = next(
         filter(
             lambda x: x["name"] == "string_agg",