diff --git a/redisgraph/graph.py b/redisgraph/graph.py
index f4d802f..7653645 100644
--- a/redisgraph/graph.py
+++ b/redisgraph/graph.py
@@ -177,6 +177,9 @@ def query(self, q, params=None, timeout=None, read_only=False):
         except redis.exceptions.ResponseError as e:
             if "wrong number of arguments" in str(e):
                 print("Note: RedisGraph Python requires server version 2.2.8 or above")
+            if "unknown command" in str(e) and read_only:
+                # `GRAPH.RO_QUERY` is unavailable in older versions.
+                return self.query(q, params, timeout, read_only=False)
             raise e
         except VersionMismatchException as e:
             # client view over the graph schema is out of sync