diff --git a/pdm.lock b/pdm.lock
index 95a0958..c98a258 100644
--- a/pdm.lock
+++ b/pdm.lock
@@ -4,8 +4,8 @@
 [metadata]
 groups = ["default", "ci-quality", "ci-tests", "dev", "docs", "duty", "lint", "maintain", "quality", "security", "test", "tests", "typing"]
 strategy = ["cross_platform"]
-lock_version = "4.4"
-content_hash = "sha256:4f454fe320badbb889049ecc35f0dacb34189bc5d183555bf5ccccde241eab6d"
+lock_version = "4.4.1"
+content_hash = "sha256:5a50d20bb586cc3496e804593840dca69929c956a22e23d7924dba13511c7851"
 
 [[package]]
 name = "ansimarkup"
@@ -985,10 +985,12 @@ files = [
 
 [[package]]
 name = "paho-mqtt"
-version = "1.6.1"
+version = "2.1.0"
+requires_python = ">=3.7"
 summary = "MQTT version 5.0/3.1.1 client class"
 files = [
-    {file = "paho-mqtt-1.6.1.tar.gz", hash = "sha256:2a8291c81623aec00372b5a85558a372c747cbca8e9934dfe218638b8eefc26f"},
+    {file = "paho_mqtt-2.1.0-py3-none-any.whl", hash = "sha256:6db9ba9b34ed5bc6b6e3812718c7e06e2fd7444540df2455d2c51bd58808feee"},
+    {file = "paho_mqtt-2.1.0.tar.gz", hash = "sha256:12d6e7511d4137555a3f6ea167ae846af2c7357b10bc6fa4f7c3968fc1723834"},
 ]
 
 [[package]]
diff --git a/pyproject.toml b/pyproject.toml
index 70e4b00..d32c384 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -6,7 +6,7 @@ authors = [
     { name = "egguy", email = "etienne.guilluy@gmail.com" },
 ]
 dependencies = [
-    "paho-mqtt ~= 1.6.1",
+    "paho-mqtt ~=2.1.0",
 ]
 requires-python = ">=3.8"
 readme = "README.md"