diff --git a/pkgs/applications/graphics/pixinsight/default.nix b/pkgs/applications/graphics/pixinsight/default.nix
index 9cf2e50ea3b2..b75e5564d668 100644
--- a/pkgs/applications/graphics/pixinsight/default.nix
+++ b/pkgs/applications/graphics/pixinsight/default.nix
@@ -7,12 +7,12 @@
 
 stdenv.mkDerivation rec {
   pname = "pixinsight";
-  version = "1.8.9-1";
+  version = "1.8.9-2";
 
   src = requireFile rec {
-    name = "PI-linux-x64-${version}-20220518-c.tar.xz";
+    name = "PI-linux-x64-${version}-20230814-c.tar.xz";
     url = "https://pixinsight.com/";
-    sha256 = "sha256-AVeDJ7YYqCo7KfelUUQurjglNnTwCf0pOzJCV/bQrrw=";
+    sha256 = "sha256-4Jspkl5riMlbeJX/h1zhVfVymORPK1X4l0LyOgXm05Y=";
     message = ''
       PixInsight is available from ${url} and requires a commercial (or trial) license.
       After a license has been obtained, PixInsight can be downloaded from the software distribution
@@ -71,6 +71,7 @@ stdenv.mkDerivation rec {
     libXext
     libXfixes
     libXrandr
+    libxkbfile
   ]);
 
   postPatch = ''