diff --git a/pkgs/development/interpreters/expr/default.nix b/pkgs/development/interpreters/expr/default.nix
index 20ec87bb53fd..5f7fa8da80c6 100644
--- a/pkgs/development/interpreters/expr/default.nix
+++ b/pkgs/development/interpreters/expr/default.nix
@@ -5,18 +5,18 @@
 
 buildGoModule rec {
   pname = "expr";
-  version = "1.16.3";
+  version = "1.16.4";
 
   src = fetchFromGitHub {
     owner = "antonmedv";
     repo = "expr";
     rev = "v${version}";
-    hash = "sha256-XTI4TPViNQUPrIPZRWcaxFpkqMUOdGN162f+deFNRR0=";
+    hash = "sha256-evPzHLetmCqGnFNydbjUcVIBdcOWrhqaeBIwWB2G6hk=";
   };
 
   sourceRoot = "${src.name}/repl";
 
-  vendorHash = "sha256-ZIF0uCGrzs1nn06ouF/eJY1adOw8diAjMIhygZhrXuM=";
+  vendorHash = "sha256-GEFLIvshlnCk8pYIf9ZoNV5NBC1R52x12aIOdsAqwFI=";
 
   ldflags = [ "-s" "-w" ];