diff --git a/pkgs/applications/networking/mailreaders/mailspring/default.nix b/pkgs/applications/networking/mailreaders/mailspring/default.nix
index 1f1589f06d0a..96f3f3aea225 100644
--- a/pkgs/applications/networking/mailreaders/mailspring/default.nix
+++ b/pkgs/applications/networking/mailreaders/mailspring/default.nix
@@ -20,12 +20,12 @@
 , libappindicator
 }:
 
-stdenv.mkDerivation rec {
+stdenv.mkDerivation (finalAttrs: {
   pname = "mailspring";
   version = "1.13.2";
 
   src = fetchurl {
-    url = "https://github.com/Foundry376/Mailspring/releases/download/${version}/mailspring-${version}-amd64.deb";
+    url = "https://github.com/Foundry376/Mailspring/releases/download/${finalAttrs.version}/mailspring-${finalAttrs.version}-amd64.deb";
     hash = "sha256-KEoKUg5CRYP0kNT4jr7pjUp6gK4cQ/qQEiOBNCrhbFM=";
   };
 
@@ -88,17 +88,18 @@ stdenv.mkDerivation rec {
       --replace Exec=mailspring Exec=$out/bin/mailspring
   '';
 
-  meta = with lib; {
+  meta = {
     description = "A beautiful, fast and maintained fork of Nylas Mail by one of the original authors";
+    downloadPage = "https://github.com/Foundry376/Mailspring";
+    homepage = "https://getmailspring.com";
+    license = lib.licenses.gpl3Plus;
     longDescription = ''
       Mailspring is an open-source mail client forked from Nylas Mail and built with Electron.
       Mailspring's sync engine runs locally, but its source is not open.
     '';
-    sourceProvenance = with sourceTypes; [ binaryNativeCode ];
-    license = licenses.gpl3Plus;
-    maintainers = with maintainers; [ toschmidt ];
-    homepage = "https://getmailspring.com";
-    downloadPage = "https://github.com/Foundry376/Mailspring";
+    mainProgram = "mailspring";
+    maintainers = with lib.maintainers; [ toschmidt ];
     platforms = [ "x86_64-linux" ];
+    sourceProvenance = with lib.sourceTypes; [ binaryNativeCode ];
   };
-}
+})