diff --git a/python/python-console/src/com/jetbrains/python/console/thrift/client/TNettyClientTransport.kt b/python/python-console/src/com/jetbrains/python/console/thrift/client/TNettyClientTransport.kt
index 62cb12b1130b..7f05ffcce6a9 100644
--- a/python/python-console/src/com/jetbrains/python/console/thrift/client/TNettyClientTransport.kt
+++ b/python/python-console/src/com/jetbrains/python/console/thrift/client/TNettyClientTransport.kt
@@ -66,7 +66,7 @@ class TNettyClientTransport(private val host: String,
         override fun initChannel(ch: SocketChannel) {
           ch.pipeline().addLast(LoggingHandler(LogLevel.DEBUG))
 
-          ch.pipeline().addLast(LengthFieldBasedFrameDecoder(1024, 0, 4, 0, 4))
+          ch.pipeline().addLast(LengthFieldBasedFrameDecoder(1048576, 0, 4, 0, 4))
           ch.pipeline().addLast(LengthFieldPrepender(4))
 
           ch.pipeline().addLast(DirectedMessageCodec())
diff --git a/python/python-console/src/com/jetbrains/python/console/thrift/server/TNettyServerTransport.kt b/python/python-console/src/com/jetbrains/python/console/thrift/server/TNettyServerTransport.kt
index 4720d418d828..d3d87a5dc209 100644
--- a/python/python-console/src/com/jetbrains/python/console/thrift/server/TNettyServerTransport.kt
+++ b/python/python-console/src/com/jetbrains/python/console/thrift/server/TNettyServerTransport.kt
@@ -75,7 +75,7 @@ class TNettyServerTransport(port: Int) : TServerTransport() {
             ch.pipeline().addLast(LoggingHandler())
 
             // `FixedLengthFrameDecoder` is excessive but convenient
-            ch.pipeline().addLast(LengthFieldBasedFrameDecoder(1024, 0, 4, 0, 4))
+            ch.pipeline().addLast(LengthFieldBasedFrameDecoder(1048576, 0, 4, 0, 4))
             ch.pipeline().addLast(LengthFieldPrepender(4))
             // `DirectedMessageCodec` is above Thrift messages
             ch.pipeline().addLast(DirectedMessageCodec())