diff --git a/pkgs/by-name/al/altair/package.nix b/pkgs/by-name/al/altair/package.nix
index 160c2e3cb69b..6f46cf3feabd 100644
--- a/pkgs/by-name/al/altair/package.nix
+++ b/pkgs/by-name/al/altair/package.nix
@@ -7,11 +7,11 @@
 
 let
   pname = "altair";
-  version = "8.3.0";
+  version = "8.5.0";
 
   src = fetchurl {
     url = "https://github.com/imolorhe/altair/releases/download/v${version}/altair_${version}_x86_64_linux.AppImage";
-    sha256 = "sha256-uLqtrF5WWJ5+6bN/h4u/vdvTlbQtZID1osujfuJad4U=";
+    sha256 = "sha256-ImcnV+Z1J+6wGs3HmlCpXmLb/BbyEcunY+IZ2cbD8Ns=";
   };
 
   appimageContents = appimageTools.extract { inherit pname version src; };