diff --git a/Casks/polar-bookshelf.rb b/Casks/polar-bookshelf.rb
index d66a91d5129..49b1d9a4cbb 100644
--- a/Casks/polar-bookshelf.rb
+++ b/Casks/polar-bookshelf.rb
@@ -1,6 +1,6 @@
 cask 'polar-bookshelf' do
-  version '1.19.4'
-  sha256 '6853d4c4f34823d99f2ce4d821dac7a2ba6d8bf853a3e2ad2711193c70c10509'
+  version '1.19.6'
+  sha256 '4dc74da1a3e81993c2d680fae0decab46c6fbf71b9aaeabbce6e23bd42a827c4'
 
   # github.com/burtonator/polar-bookshelf was verified as official when first introduced to the cask
   url "https://github.com/burtonator/polar-bookshelf/releases/download/v#{version}/polar-bookshelf-#{version}.dmg"