diff --git a/modules/ssl/ssl_engine_io.c b/modules/ssl/ssl_engine_io.c
index 0093e3b..42d6eae 100644
--- a/modules/ssl/ssl_engine_io.c
+++ b/modules/ssl/ssl_engine_io.c
@@ -870,6 +870,8 @@
             bucket = HTTP_ON_HTTPS_PORT_BUCKET(f->c->bucket_alloc);
             break;
 
+      case SSL_ERROR_WANT_READ:
+            return APR_EAGAIN;
       default:
         return status;
     }