diff --git a/src/shrpx_client_handler.cc b/src/shrpx_client_handler.cc
index ed161db4..de15f4b4 100644
--- a/src/shrpx_client_handler.cc
+++ b/src/shrpx_client_handler.cc
@@ -127,6 +127,10 @@ int ClientHandler::read_clear() {
       return 0;
     }
 
+    if (!ev_is_active(&conn_.rev)) {
+      return 0;
+    }
+
     auto nread = conn_.read_clear(rb_.last, rb_.wleft());
 
     if (nread == 0) {
@@ -220,6 +224,10 @@ int ClientHandler::read_tls() {
       return 0;
     }
 
+    if (!ev_is_active(&conn_.rev)) {
+      return 0;
+    }
+
     auto nread = conn_.read_tls(rb_.last, rb_.wleft());
 
     if (nread == 0) {