diff --git a/Casks/sketch-beta.rb b/Casks/sketch-beta.rb
index e89d2e10d..b0f9b9366 100644
--- a/Casks/sketch-beta.rb
+++ b/Casks/sketch-beta.rb
@@ -1,11 +1,11 @@
 cask 'sketch-beta' do
-  version '41.2,35396'
-  sha256 '3ea7827266edc767408970e1d0ea602bf4b65446f3b0f75223bef67c17398403'
+  version '42,36644'
+  sha256 'c95a364cb7cbd0f1390d456252feb66cfce756a7330ad242588340593c698414'
 
   # hockeyapp.net/api/2/apps/0172d48cceec171249a8d850fb16276b was verified as official when first introduced to the cask
   url "https://rink.hockeyapp.net/api/2/apps/0172d48cceec171249a8d850fb16276b/app_versions/#{version.after_comma}?format=zip"
   appcast 'https://rink.hockeyapp.net/api/2/apps/0172d48cceec171249a8d850fb16276b',
-          checkpoint: '5df0081637828de3942ef26f305b110edd7a948bfcd83f0ffafeafd50c999898'
+          checkpoint: '230d2cf506cb9cab5a611507bca406d21555a2a7d3ee447e2c5d153e3fec2a18'
   name 'Sketch'
   homepage 'https://www.sketchapp.com/beta/'