diff --git a/pkgs/tools/inputmethods/m17n-lib/default.nix b/pkgs/tools/inputmethods/m17n-lib/default.nix
index c526f6a844d7..ca586a449703 100644
--- a/pkgs/tools/inputmethods/m17n-lib/default.nix
+++ b/pkgs/tools/inputmethods/m17n-lib/default.nix
@@ -7,11 +7,11 @@
 }:
 stdenv.mkDerivation rec {
   pname = "m17n-lib";
-  version = "1.8.2";
+  version = "1.8.4";
 
   src = fetchurl {
     url = "https://download.savannah.gnu.org/releases/m17n/m17n-lib-${version}.tar.gz";
-    hash = "sha256-5bA0SvnxFdlJV6P5ud68T45nG2n4wf1eC2iKeU16J/I=";
+    hash = "sha256-xqJYLG5PKowueihE+lx+s2Oq0lOLBS8gPHEGSd1CHMg=";
   };
 
   strictDeps = true;