diff --git a/pkgs/applications/networking/instant-messengers/slack/default.nix b/pkgs/applications/networking/instant-messengers/slack/default.nix
index 3a03a5fce847..66c81f9f6b4e 100644
--- a/pkgs/applications/networking/instant-messengers/slack/default.nix
+++ b/pkgs/applications/networking/instant-messengers/slack/default.nix
@@ -45,14 +45,14 @@ let
 
   pname = "slack";
 
-  x86_64-darwin-version = "4.33.73";
-  x86_64-darwin-sha256 = "0y8plkl3pm8250xpavc91kn5b9gcdwr7bqzd3i79n48395lx11ka";
+  x86_64-darwin-version = "4.33.84";
+  x86_64-darwin-sha256 = "1qkcj0w5rqfdj8l7p7gv2ck0rgkm5sc8490f8mnbflgvjj9y0gsb";
 
-  x86_64-linux-version = "4.33.73";
-  x86_64-linux-sha256 = "007i8sjnm1ikjxvgw6nisj4nmv99bwk0r4sfpvc2j4w4wk68sx3m";
+  x86_64-linux-version = "4.33.84";
+  x86_64-linux-sha256 = "0cjl3m9gprxkm57889l1avkl21pyc7bzhcgm4j5yf938dp699zhd";
 
-  aarch64-darwin-version = "4.33.73";
-  aarch64-darwin-sha256 = "15s3ss15yawb04dyzn82xmk1gs70sg2i3agsj2aw0xdx73yjl34p";
+  aarch64-darwin-version = "4.33.84";
+  aarch64-darwin-sha256 = "0aw4wn4xx304dyzz7v9lmdgwg1345lhizil8yq9cjqy5kas3zj34";
 
   version = {
     x86_64-darwin = x86_64-darwin-version;