diff --git a/pkgs/tools/misc/fluent-bit/default.nix b/pkgs/tools/misc/fluent-bit/default.nix
index fe68613b542..f3728361720 100644
--- a/pkgs/tools/misc/fluent-bit/default.nix
+++ b/pkgs/tools/misc/fluent-bit/default.nix
@@ -2,13 +2,13 @@
 
 stdenv.mkDerivation rec {
   pname = "fluent-bit";
-  version = "1.3.2";
+  version = "1.3.4";
 
   src = fetchFromGitHub {
     owner = "fluent";
     repo = "fluent-bit";
     rev = "v${version}";
-    sha256 = "155szha6mx7cvq0bzqb528zg4q1m9gip7f0m1zv9yrz1sr9p1nzv";
+    sha256 = "01iy8xgsyc1clhpik4nmkxw6xnblzswvn35qz4h4p5sw97c4iwq8";
   };
 
   nativeBuildInputs = [ cmake flex bison ];