diff --git a/redis/commands/search/querystring.py b/redis/commands/search/querystring.py
index 1da0387eb8..3ff1320972 100644
--- a/redis/commands/search/querystring.py
+++ b/redis/commands/search/querystring.py
@@ -132,6 +132,9 @@ def __init__(self, lon, lat, radius, unit="km"):
         self.radius = radius
         self.unit = unit
 
+    def to_string(self):
+        return f"[{self.lon} {self.lat} {self.radius} {self.unit}]"
+
 
 class Node:
     def __init__(self, *children, **kwparams):