diff --git a/libs/sofia-sip/libsofia-sip-ua/tport/ws.c b/libs/sofia-sip/libsofia-sip-ua/tport/ws.c
index 4082038367..1ec39f399d 100644
--- a/libs/sofia-sip/libsofia-sip-ua/tport/ws.c
+++ b/libs/sofia-sip/libsofia-sip-ua/tport/ws.c
@@ -433,6 +433,7 @@ ssize_t ws_raw_write(wsh_t *wsh, void *data, size_t bytes)
 				if ((ssl_err = SSL_get_error(wsh->ssl, r)) != SSL_ERROR_WANT_WRITE) {
 					break;
 				}
+				ssl_err = 0;
 			}
 
 		} while (--sanity > 0 && wsh->block && wrote < bytes);
diff --git a/src/mod/endpoints/mod_verto/ws.c b/src/mod/endpoints/mod_verto/ws.c
index b934383c3c..ca67145740 100644
--- a/src/mod/endpoints/mod_verto/ws.c
+++ b/src/mod/endpoints/mod_verto/ws.c
@@ -433,6 +433,7 @@ ssize_t ws_raw_write(wsh_t *wsh, void *data, size_t bytes)
 				if ((ssl_err = SSL_get_error(wsh->ssl, r)) != SSL_ERROR_WANT_WRITE) {
 					break;
 				}
+				ssl_err = 0;
 			}
 
 		} while (--sanity > 0 && wsh->block && wrote < bytes);