diff --git a/pkgs/applications/editors/android-studio/default.nix b/pkgs/applications/editors/android-studio/default.nix
index cbc5198f2f3a..128422715e4a 100644
--- a/pkgs/applications/editors/android-studio/default.nix
+++ b/pkgs/applications/editors/android-studio/default.nix
@@ -14,9 +14,9 @@ let
     sha256Hash = "1f9bclvyvm3sg9an7wxlfwd8jwnb9cl726dvggmysa6r7shc7xw9";
   };
   betaVersion = {
-    version = "4.2.0.19"; # "Android Studio 4.2 Beta 3"
-    build = "202.7033425";
-    sha256Hash = "037r99hn16y0fy6z6k90qf6yx5a4vvx6bl9rdyagdm16ry4bpiw4";
+    version = "4.2.0.20"; # "Android Studio 4.2 Beta 4"
+    build = "202.7094744";
+    sha256Hash = "10c4qfq6d9ggs88s8h3pryhlnzw17m60qci78rjbh32wmm02sciz";
   };
   latestVersion = { # canary & dev
     version = "2020.3.1.4"; # "Android Studio Arctic Fox Canary 4"