diff --git a/pkgs/development/compilers/circt/default.nix b/pkgs/development/compilers/circt/default.nix
index d3262485f830..0d70a64a2173 100644
--- a/pkgs/development/compilers/circt/default.nix
+++ b/pkgs/development/compilers/circt/default.nix
@@ -18,12 +18,12 @@ let
 in
 stdenv.mkDerivation rec {
   pname = "circt";
-  version = "1.83.0";
+  version = "1.84.0";
   src = fetchFromGitHub {
     owner = "llvm";
     repo = "circt";
     rev = "firtool-${version}";
-    hash = "sha256-shXGr+Cgs6uEO1eIeWytaOmMbq1fjTshud/AH5A1gZs=";
+    hash = "sha256-9GOn0wnFQ9JidLf5qpz2xG0lf+cCqKMvZnAy4JDCFu4=";
     fetchSubmodules = true;
   };