1 files changed, 1 insertions, 1 deletions
diff --git a/nixpkgs/pkgs/applications/networking/instant-messengers/slack/dark-theme.nix b/nixpkgs/pkgs/applications/networking/instant-messengers/slack/dark-theme.nix
index c24e2c4301e0..58cc7a220b92 100644
--- a/nixpkgs/pkgs/applications/networking/instant-messengers/slack/dark-theme.nix
+++ b/nixpkgs/pkgs/applications/networking/instant-messengers/slack/dark-theme.nix
@@ -3,7 +3,7 @@
 stdenv.mkDerivation rec {
   rev = "e2a6a9cd9da70175881ab991220c86aa87179509";
   version = "2019-07-26";
-  name = "slack-theme-black-${version}";
+  pname = "slack-theme-black";
 
   src = fetchgit { inherit rev;
     url = "https://github.com/laCour/slack-night-mode";