diff --git a/homeassistant/components/mqtt/manifest.json b/homeassistant/components/mqtt/manifest.json
index 8b293eb06f6..4d44090a4e3 100644
--- a/homeassistant/components/mqtt/manifest.json
+++ b/homeassistant/components/mqtt/manifest.json
@@ -3,7 +3,7 @@
   "name": "MQTT",
   "config_flow": true,
   "documentation": "https://www.home-assistant.io/integrations/mqtt",
-  "requirements": ["paho-mqtt==1.5.0"],
+  "requirements": ["paho-mqtt==1.5.1"],
   "dependencies": ["http"],
   "codeowners": ["@home-assistant/core", "@emontnemery"]
 }
diff --git a/homeassistant/components/shiftr/manifest.json b/homeassistant/components/shiftr/manifest.json
index 79189e6b047..21977c286d0 100644
--- a/homeassistant/components/shiftr/manifest.json
+++ b/homeassistant/components/shiftr/manifest.json
@@ -2,6 +2,6 @@
   "domain": "shiftr",
   "name": "shiftr.io",
   "documentation": "https://www.home-assistant.io/integrations/shiftr",
-  "requirements": ["paho-mqtt==1.5.0"],
+  "requirements": ["paho-mqtt==1.5.1"],
   "codeowners": ["@fabaff"]
 }
diff --git a/homeassistant/package_constraints.txt b/homeassistant/package_constraints.txt
index e90d015ff1c..d53c74328cf 100644
--- a/homeassistant/package_constraints.txt
+++ b/homeassistant/package_constraints.txt
@@ -17,7 +17,7 @@ home-assistant-frontend==20200918.2
 importlib-metadata==1.6.0;python_version<'3.8'
 jinja2>=2.11.2
 netdisco==2.8.2
-paho-mqtt==1.5.0
+paho-mqtt==1.5.1
 pillow==7.2.0
 pip>=8.0.3
 python-slugify==4.0.1
diff --git a/requirements_all.txt b/requirements_all.txt
index 99c78c9fff8..4d339c095fb 100644
--- a/requirements_all.txt
+++ b/requirements_all.txt
@@ -1059,7 +1059,7 @@ ovoenergy==1.1.7
 
 # homeassistant.components.mqtt
 # homeassistant.components.shiftr
-paho-mqtt==1.5.0
+paho-mqtt==1.5.1
 
 # homeassistant.components.panasonic_bluray
 panacotta==0.1
diff --git a/requirements_test_all.txt b/requirements_test_all.txt
index 7d5314e550f..48e0460d91e 100644
--- a/requirements_test_all.txt
+++ b/requirements_test_all.txt
@@ -500,7 +500,7 @@ ovoenergy==1.1.7
 
 # homeassistant.components.mqtt
 # homeassistant.components.shiftr
-paho-mqtt==1.5.0
+paho-mqtt==1.5.1
 
 # homeassistant.components.panasonic_viera
 panasonic_viera==0.3.6