diff --git a/.gitmodules b/.gitmodules
index cf23d8f0..d5b33ab4 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -9,4 +9,4 @@
 	url = https://github.com/iamantony/qtcsv
 [submodule "libs/qmqtt"]
 	path = libs/qmqtt
-	url = https://github.com/alex-spataru/qmqtt
+	url = https://github.com/emqx/qmqtt
diff --git a/libs/Libraries.pri b/libs/Libraries.pri
index 031f0bf1..73d84680 100644
--- a/libs/Libraries.pri
+++ b/libs/Libraries.pri
@@ -26,7 +26,6 @@
 
 DEFINES += CUTELOGGER_SRC
 DEFINES += QTCSV_STATIC_LIB
-DEFINES += QT_BUILD_QMQTT_SRC
 
 #-------------------------------------------------------------------------------
 # Include *.pri files
diff --git a/libs/qmqtt b/libs/qmqtt
index 37d55eec..c9a81f49 160000
--- a/libs/qmqtt
+++ b/libs/qmqtt
@@ -1 +1 @@
-Subproject commit 37d55eecb706a5a45b09314e35263f01b6b5cd1f
+Subproject commit c9a81f496df6d23da9b11cda367d179fee9c5cc1