diff --git a/python/status_server/server.py b/python/status_server/server.py
index 71fbfbe0..82d08c83 100644
--- a/python/status_server/server.py
+++ b/python/status_server/server.py
@@ -43,12 +43,20 @@ def stopped(self):
 
 latest_pose_message = {}
 
+def replace_nan_in_dict(d):
+    for k, v in d.items():
+        if isinstance(v, dict):
+            replace_nan_in_dict(v)
+        elif isinstance(v, str) and v == "NaN":
+            d[k] = "0.0"
+
 @app.route('/', methods=['GET', 'POST'])
 def index():
     global latest_pose_message
     mutex.acquire()
     latest_json_data = latest_pose_message
     mutex.release()
+    replace_nan_in_dict(latest_json_data)
     return jsonify(latest_json_data), 200
 
 def start_fe_server(options):