diff --git a/pyproject.toml b/pyproject.toml
index e2c9f63..6ee4ae2 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -19,7 +19,7 @@ dependencies = [
     "langchain-text-splitters>=1.1.2,<2.0.0",
     "langchain-community>=0.4.2,<1.0.0",
     "langgraph>=0.2.0,<1.0.0",
-    "paho-mqtt>=1.6.1",
+    "paho-mqtt>=2.1.0",
     "coastal-alpine-core @ git+https://github.com/fivepanelhat/Coastal-Alpine-Core.git",
 ]
 
diff --git a/requirements.txt b/requirements.txt
index f47bfa3..eec03e0 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -4,5 +4,5 @@ langchain-text-splitters>=1.1.2,<2.0.0
 langchain-community>=0.4.2,<1.0.0
 langgraph>=0.2.0,<1.0.0
 coastal-alpine-core @ git+https://github.com/fivepanelhat/coastal-alpine-core.git
-paho-mqtt>=1.6.1
+paho-mqtt>=2.1.0