diff --git a/mongoose.c b/mongoose.c
index 615de0c8..0ec51a33 100644
--- a/mongoose.c
+++ b/mongoose.c
@@ -3452,8 +3452,9 @@ static void mqtt_cb(struct mg_connection *c, int ev, void *ev_data,
               if (c->is_mqtt5) remaining_len += 2;  // 3.4.2
 
               mg_mqtt_send_header(
-                  c, mm.qos == 2 ? MQTT_CMD_PUBREC : MQTT_CMD_PUBACK, 0,
-                  remaining_len);
+                  c,
+                  (uint8_t) (mm.qos == 2 ? MQTT_CMD_PUBREC : MQTT_CMD_PUBACK),
+                  0, remaining_len);
               mg_send(c, &id, sizeof(id));
 
               if (c->is_mqtt5) {
diff --git a/mongoose.h b/mongoose.h
index 3e30a253..1cd5d0ac 100644
--- a/mongoose.h
+++ b/mongoose.h
@@ -20,7 +20,7 @@
 #ifndef MONGOOSE_H
 #define MONGOOSE_H
 
-#define MG_VERSION "7.10"
+#define MG_VERSION "7.11"
 
 #ifdef __cplusplus
 extern "C" {
diff --git a/src/version.h b/src/version.h
index 8a09c02d..c8903c96 100644
--- a/src/version.h
+++ b/src/version.h
@@ -1 +1 @@
-#define MG_VERSION "7.10"
+#define MG_VERSION "7.11"