diff --git a/jlog/log_api.py b/jlog/log_api.py
index 669960312..89b76d4be 100644
--- a/jlog/log_api.py
+++ b/jlog/log_api.py
@@ -84,7 +84,16 @@ def renderJSON(script_path, time_file_path):
     # with open(script_path) as scriptf:
         with open(time_file_path) as timef:
             timing = getTiming(timef)
-            json = scriptToJSON(scriptf, timing)
+            ret = {}
+            with closing(scriptf):
+                scriptf.readline()  # ignore first header line from script file
+                offset = 0
+                for t in timing:
+                    dt = scriptf.read(t[1])
+                    data = escapeString(dt)
+                    # print ('###### (%s, %s)' % (t[1], repr(data)))
+                    offset += t[0]
+                    ret[str(offset/float(1000))] = data
     return json
 
 def kill_invalid_connection():