diff --git a/homeassistant/components/mobile_app/manifest.json b/homeassistant/components/mobile_app/manifest.json
index d850d9ab469..a59f9bf28cf 100644
--- a/homeassistant/components/mobile_app/manifest.json
+++ b/homeassistant/components/mobile_app/manifest.json
@@ -3,7 +3,7 @@
   "name": "Mobile App",
   "config_flow": true,
   "documentation": "https://www.home-assistant.io/integrations/mobile_app",
-  "requirements": ["PyNaCl==1.3.0", "emoji==1.2.0"],
+  "requirements": ["PyNaCl==1.4.0", "emoji==1.2.0"],
   "dependencies": ["http", "webhook", "person", "tag", "websocket_api"],
   "after_dependencies": ["cloud", "camera", "notify"],
   "codeowners": ["@robbiet480"],
diff --git a/homeassistant/components/owntracks/manifest.json b/homeassistant/components/owntracks/manifest.json
index 9e83e5b4ec4..40dbb7d569c 100644
--- a/homeassistant/components/owntracks/manifest.json
+++ b/homeassistant/components/owntracks/manifest.json
@@ -3,7 +3,7 @@
   "name": "OwnTracks",
   "config_flow": true,
   "documentation": "https://www.home-assistant.io/integrations/owntracks",
-  "requirements": ["PyNaCl==1.3.0"],
+  "requirements": ["PyNaCl==1.4.0"],
   "dependencies": ["webhook"],
   "after_dependencies": ["mqtt", "cloud"],
   "codeowners": [],
diff --git a/homeassistant/package_constraints.txt b/homeassistant/package_constraints.txt
index 62b7c5e95d5..f39ad5e61a0 100644
--- a/homeassistant/package_constraints.txt
+++ b/homeassistant/package_constraints.txt
@@ -1,5 +1,5 @@
 PyJWT==1.7.1
-PyNaCl==1.3.0
+PyNaCl==1.4.0
 aiodiscover==1.4.2
 aiohttp==3.7.4.post0
 aiohttp_cors==0.7.0
diff --git a/requirements_all.txt b/requirements_all.txt
index 8bc57855b5c..0644dccc04b 100644
--- a/requirements_all.txt
+++ b/requirements_all.txt
@@ -39,7 +39,7 @@ PyMata==2.20
 
 # homeassistant.components.mobile_app
 # homeassistant.components.owntracks
-PyNaCl==1.3.0
+PyNaCl==1.4.0
 
 # homeassistant.auth.mfa_modules.totp
 # homeassistant.components.homekit
diff --git a/requirements_test_all.txt b/requirements_test_all.txt
index de3bbfd46f7..53d5ccf8a57 100644
--- a/requirements_test_all.txt
+++ b/requirements_test_all.txt
@@ -14,7 +14,7 @@ PyFlick==0.0.2
 
 # homeassistant.components.mobile_app
 # homeassistant.components.owntracks
-PyNaCl==1.3.0
+PyNaCl==1.4.0
 
 # homeassistant.auth.mfa_modules.totp
 # homeassistant.components.homekit