diff --git a/pkgs/tools/networking/rabtap/default.nix b/pkgs/tools/networking/rabtap/default.nix
index fc2d07504e7e..d2570cdc21aa 100644
--- a/pkgs/tools/networking/rabtap/default.nix
+++ b/pkgs/tools/networking/rabtap/default.nix
@@ -2,16 +2,16 @@
 
 buildGoModule rec {
   pname = "rabtap";
-  version = "1.39.3";
+  version = "1.42";
 
   src = fetchFromGitHub {
     owner = "jandelgado";
     repo = "rabtap";
     rev = "v${version}";
-    sha256 = "sha256-5SX6Ma8AMpm642vCGUR1HI6fkKBui16sf7Fm0IpPK6M=";
+    sha256 = "sha256-+e8HHd2j8M2EJzfCQtohdlp+24JFZ1kA2/t+VSqFDAI=";
   };
 
-  vendorHash = "sha256-wZOkQjSPMZW3+ohZb+MlBWNU3WTL4/lqggAOJLrYFHc=";
+  vendorHash = "sha256-uRlFzhHtpZSie4Fmtj9YUPn+c7+Gvimlk1q8CcXFYmg=";
 
   meta = with lib; {
     description = "RabbitMQ wire tap and swiss army knife";