diff --git a/pkgs/development/libraries/harfbuzz/default.nix b/pkgs/development/libraries/harfbuzz/default.nix
index 383f7f60f9b..c45bc80fc39 100644
--- a/pkgs/development/libraries/harfbuzz/default.nix
+++ b/pkgs/development/libraries/harfbuzz/default.nix
@@ -8,7 +8,7 @@
 }:
 
 let
-  version = "1.8.8";
+  version = "1.9.0";
   inherit (stdenv.lib) optional optionals optionalString;
 in
 
@@ -17,7 +17,7 @@ stdenv.mkDerivation {
 
   src = fetchurl {
     url = "https://www.freedesktop.org/software/harfbuzz/release/harfbuzz-${version}.tar.bz2";
-    sha256 = "1ag3scnm1fcviqgx2p4858y433mr0ndqw6zccnccrqcr9mpcird8";
+    sha256 = "004b4j812wgfv8pmcypyrlwrjfa6149lwpz5df6rnm5cy0msdv0i";
   };
 
   postPatch = ''