diff --git a/third-party/proxygen/src/proxygen/lib/http/sink/HTTPTunnelSink.cpp b/third-party/proxygen/src/proxygen/lib/http/sink/HTTPTunnelSink.cpp
index c6c93dce439b7d..b16cd0560b8869 100644
--- a/third-party/proxygen/src/proxygen/lib/http/sink/HTTPTunnelSink.cpp
+++ b/third-party/proxygen/src/proxygen/lib/http/sink/HTTPTunnelSink.cpp
@@ -169,8 +169,8 @@ void HTTPTunnelSink::writeSuccess() noexcept {
     // If we drop below the max outstanding writes, resume egress
     if (outstandingWrites_ < kMaxOutstandingWrites && handlerEgressPaused_ &&
         handler_) {
-      handler_->onEgressResumed();
       handlerEgressPaused_ = false;
+      handler_->onEgressResumed();
     }
     resetIdleTimeout();
   }