diff --git a/Casks/postico.rb b/Casks/postico.rb
index aeba4c6b19a..dcbb8248b2a 100644
--- a/Casks/postico.rb
+++ b/Casks/postico.rb
@@ -1,6 +1,6 @@
 cask "postico" do
-  version "1.5.16"
-  sha256 "23c79a6ddcb4a7fcb5a2ebba8a482aefb80dfaa6d421c037735573fac2abe5b1"
+  version "1.5.17"
+  sha256 "a83e95f0b6ec6086b84ec7c97c159aaca8d2449e9fa59f5d1ee982cfd27e0143"
 
   url "https://eggerapps-downloads.s3.amazonaws.com/postico-#{version}.zip",
       verified: "eggerapps-downloads.s3.amazonaws.com/"