diff --git a/manifests/SparkLabs/Viscosity/1.8.6.yaml b/manifests/SparkLabs/Viscosity/1.9.1.yaml
similarity index 78%
rename from manifests/SparkLabs/Viscosity/1.8.6.yaml
rename to manifests/SparkLabs/Viscosity/1.9.1.yaml
index 1ac22a744..f91d642d2 100644
--- a/manifests/SparkLabs/Viscosity/1.8.6.yaml
+++ b/manifests/SparkLabs/Viscosity/1.9.1.yaml
@@ -1,5 +1,5 @@
-Id: SparkLabs.Viscosity
-Version: 1.8.6
+Id: SparkLabs.Viscosity
+Version: 1.9.1
 Name: Viscosity
 Publisher: SparkLabs Pty Ltd
 License: Copyright © SparkLabs Pty Ltd
@@ -10,8 +10,8 @@ Description: A first class OpenVPN client that lets you secure your network with
 Homepage: https://sparklabs.com/viscosity/
 Installers:
   - Arch: Neutral
-    Url: https://swupdate.sparklabs.com/download/win/release/viscosity/Viscosity%20Installer%201.8.6.exe
-    Sha256: 5dad08d05c7ebed94d69ed2752bd9a816fcf482de0106f76fe40a11857bb3985
+    Url: https://swupdate.sparklabs.com/download/win/release/viscosity/Viscosity%20Installer%201.9.1.exe
+    Sha256: 888b9791a7cefe99bfd83d1087eff37e5f74f0269a4c115dacad5e435bf30f87
     InstallerType: inno
     Switches:
       InstallLocation: /DIR="<INSTALLPATH>"