diff --git a/pkgs/by-name/si/simdutf/package.nix b/pkgs/by-name/si/simdutf/package.nix
index 10ac2ceef4de..05a2a15e1b6b 100644
--- a/pkgs/by-name/si/simdutf/package.nix
+++ b/pkgs/by-name/si/simdutf/package.nix
@@ -8,13 +8,13 @@
 
 stdenv.mkDerivation (finalAttrs: {
   pname = "simdutf";
-  version = "7.6.0";
+  version = "7.7.0";
 
   src = fetchFromGitHub {
     owner = "simdutf";
     repo = "simdutf";
     rev = "v${finalAttrs.version}";
-    hash = "sha256-mhzyJCgFJC3K4o5vMy71hhIqsS/L7ts9+bSL5v0RMQI=";
+    hash = "sha256-OjQHPxk4lH+h48HfkJmiWY6nnGZd/bhUcZPW7NkF5jg=";
   };
 
   # Fix build on darwin