diff --git a/homeassistant/components/whois/manifest.json b/homeassistant/components/whois/manifest.json
index 4330604f9bd..39cc1c194c8 100644
--- a/homeassistant/components/whois/manifest.json
+++ b/homeassistant/components/whois/manifest.json
@@ -2,6 +2,6 @@
   "domain": "whois",
   "name": "Whois",
   "documentation": "https://www.home-assistant.io/integrations/whois",
-  "requirements": ["python-whois==0.7.2"],
+  "requirements": ["python-whois==0.7.3"],
   "codeowners": []
 }
diff --git a/requirements_all.txt b/requirements_all.txt
index 51885e17ce3..a391de93a74 100644
--- a/requirements_all.txt
+++ b/requirements_all.txt
@@ -1783,7 +1783,7 @@ python-velbus==2.0.44
 python-vlc==1.1.2
 
 # homeassistant.components.whois
-python-whois==0.7.2
+python-whois==0.7.3
 
 # homeassistant.components.wink
 python-wink==1.10.5