diff --git a/scripts/rpc_http_proxy.py b/scripts/rpc_http_proxy.py
index da65b93ae..423c94350 100755
--- a/scripts/rpc_http_proxy.py
+++ b/scripts/rpc_http_proxy.py
@@ -93,7 +93,25 @@ class ServerHandler(BaseHTTPRequestHandler):
         if self.headers['Authorization'] != 'Basic ' + self.key:
             self.do_AUTHHEAD()
         else:
-            data_string = self.rfile.read(int(self.headers['Content-Length']))
+            if "Content-Length" in self.headers:
+                data_string = self.rfile.read(int(self.headers['Content-Length']))
+            elif "chunked" in self.headers.get("Transfer-Encoding", ""):
+                data_string = b''
+                while True:
+                    line = self.rfile.readline().strip()
+                    chunk_length = int(line, 16)
+
+                    if chunk_length != 0:
+                        chunk = self.rfile.read(chunk_length)
+                        data_string += chunk
+
+                    # Each chunk is followed by an additional empty newline
+                    # that we have to consume.
+                    self.rfile.readline()
+
+                    # Finally, a chunk size of 0 is an end indication
+                    if chunk_length == 0:
+                        break
 
             try:
                 response = rpc_call(data_string)