diff --git a/pynyaata/flarerequests.py b/pynyaata/flarerequests.py
index cceea88..467a5fd 100644
--- a/pynyaata/flarerequests.py
+++ b/pynyaata/flarerequests.py
@@ -28,7 +28,7 @@ class FlareRequests(Session):
                     "cmd": f"request.{method.lower()}",
                     "session": FLARESESSION,
                     "url": url,
-                    "postData": parse.urlencode(params),
+                    "postData": parse.urlencode(params) if params else "",
                     "maxTimeout": timeout,
                 },
             )