diff --git a/homeassistant/components/plex/manifest.json b/homeassistant/components/plex/manifest.json
index 647590f7cf2..9410fba1258 100644
--- a/homeassistant/components/plex/manifest.json
+++ b/homeassistant/components/plex/manifest.json
@@ -4,7 +4,7 @@
   "config_flow": true,
   "documentation": "https://www.home-assistant.io/integrations/plex",
   "requirements": [
-      "plexapi==4.5.0",
+      "plexapi==4.5.1",
       "plexauth==0.0.6",
       "plexwebsocket==0.0.12"
   ],
diff --git a/requirements_all.txt b/requirements_all.txt
index d8c80328947..cf5073bdfba 100644
--- a/requirements_all.txt
+++ b/requirements_all.txt
@@ -1131,7 +1131,7 @@ pillow==8.1.2
 pizzapi==0.0.3
 
 # homeassistant.components.plex
-plexapi==4.5.0
+plexapi==4.5.1
 
 # homeassistant.components.plex
 plexauth==0.0.6
diff --git a/requirements_test_all.txt b/requirements_test_all.txt
index 9023a3278f3..dfe1e812cb5 100644
--- a/requirements_test_all.txt
+++ b/requirements_test_all.txt
@@ -577,7 +577,7 @@ pilight==0.1.1
 pillow==8.1.2
 
 # homeassistant.components.plex
-plexapi==4.5.0
+plexapi==4.5.1
 
 # homeassistant.components.plex
 plexauth==0.0.6