diff --git a/pkgs/tools/typesetting/soupault/default.nix b/pkgs/tools/typesetting/soupault/default.nix
index 82ea1e6f5979..fcfe87f7e8a3 100644
--- a/pkgs/tools/typesetting/soupault/default.nix
+++ b/pkgs/tools/typesetting/soupault/default.nix
@@ -8,7 +8,7 @@
 let
   pname = "soupault";
 
-  version = "4.8.0";
+  version = "4.9.0";
 in
 ocamlPackages.buildDunePackage {
   inherit pname version;
@@ -20,7 +20,7 @@ ocamlPackages.buildDunePackage {
     owner = "PataphysicalSociety";
     repo = pname;
     rev = version;
-    hash = "sha256-/QpT0zgrfMgRKjHyLHugaAlICpPkqaQ7f8fFAL0P02Y=";
+    hash = "sha256-vGTJUbAeYs/EYFykNSmCc4c9G66/Lz3BsUYnZQ8feFo=";
   };
 
   buildInputs = with ocamlPackages; [