diff --git a/milli/src/search/facet/filter_condition.rs b/milli/src/search/facet/filter_condition.rs
index bfcf7d9c7..c6dbbf056 100644
--- a/milli/src/search/facet/filter_condition.rs
+++ b/milli/src/search/facet/filter_condition.rs
@@ -797,6 +797,12 @@ mod tests {
         );
         assert_eq!(condition, expected);
 
+        // georadius don't have any parameters
+        let result = FilterCondition::from_str(&rtxn, &index, "_geoRadius");
+        assert!(result.is_err());
+        let error = result.unwrap_err();
+        assert!(error.to_string().contains("The `_geoRadius` filter expect three arguments: `_geoRadius(latitude, longitude, radius)`"));
+
         // georadius don't have any parameters
         let result = FilterCondition::from_str(&rtxn, &index, "_geoRadius()");
         assert!(result.is_err());
diff --git a/milli/src/search/facet/grammar.pest b/milli/src/search/facet/grammar.pest
index 973fb5156..8285f81a6 100644
--- a/milli/src/search/facet/grammar.pest
+++ b/milli/src/search/facet/grammar.pest
@@ -9,7 +9,7 @@ char =  _{ !(PEEK | "\\") ~ ANY
     | "\\" ~ ("u" ~ ASCII_HEX_DIGIT{4})}
 
 // we deliberately choose to allow empty parameters to generate more specific error message later
-parameters ={"(" ~ (value ~ ",")* ~ value? ~ ")"}
+parameters ={("(" ~ (value ~ ",")* ~ value? ~ ")") | ""}
 condition = _{between | eq | greater | less | geq | leq | neq}
 between = {key ~ value ~ "TO" ~ value}
 geq = {key ~ ">=" ~ value}